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Denial of Service

other MEDIUM

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

How It Works

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions. Attackers exploit asymmetry: minimal attacker effort produces disproportionate resource consumption on the target. Application-level attacks use specially crafted inputs that trigger expensive operations—a regex engine processing malicious patterns can backtrack exponentially, or XML parsers recursively expand entities until memory exhausts. Network-level attacks flood targets with connection requests or amplify traffic through reflection, but application vulnerabilities often provide the most efficient attack surface.

The attack typically begins with reconnaissance to identify resource-intensive operations or unprotected endpoints. For algorithmic complexity attacks, adversaries craft inputs hitting worst-case performance—hash collision inputs filling hash tables with collisions, deeply nested JSON triggering recursive parsing, or pathological regex patterns like (a+)+b against strings of repeated 'a' characters. Resource exhaustion attacks open thousands of connections, upload massive files to unbounded storage, or trigger memory leaks through repeated operations. Crash-based attacks target error handling gaps: null pointer dereferences, unhandled exceptions in parsers, or assertion failures that terminate processes.

Impact

  • Service unavailability preventing legitimate users from accessing applications during attack duration
  • Revenue loss from downtime in e-commerce, SaaS platforms, or transaction processing systems
  • Cascading failures as resource exhaustion spreads to dependent services or database connections pool out
  • SLA violations triggering financial penalties and damaging customer trust
  • Security team distraction providing cover for data exfiltration or intrusion attempts running concurrently

Real-World Examples

CVE-2018-1000544 in Ruby's WEBrick server allowed ReDoS through malicious HTTP headers containing specially crafted patterns that caused the regex engine to backtrack exponentially, freezing request processing threads. A single attacker could saturate all available workers.

Cloudflare experienced a global outage in 2019 when a single WAF rule containing an unoptimized regex hit pathological cases on legitimate traffic spikes. The .*(?:.*=.*)* pattern exhibited catastrophic backtracking, consuming CPU cycles across their edge network until the rule was disabled.

CVE-2013-1664 demonstrated XML bomb vulnerabilities in Python's XML libraries. Attackers uploaded XML documents with nested entity definitions-each entity expanding to ten copies of the previous level. A 1KB upload could expand to gigabytes in memory during parsing, crashing applications instantly.

Mitigation

  • Strict input validation enforcing size limits, complexity bounds, and nesting depth restrictions before processing
  • Request rate limiting per IP address, API key, or user session with exponential backoff
  • Timeout enforcement terminating operations exceeding reasonable execution windows (typically 1-5 seconds)
  • Resource quotas limiting memory allocation, CPU time, and connection counts per request or tenant
  • Regex complexity analysis using linear-time algorithms or sanitizing patterns to eliminate backtracking
  • Circuit breakers automatically rejecting requests when error rates or latency thresholds indicate degradation
  • Load balancing and autoscaling distributing traffic across instances with automatic capacity expansion

Recent CVEs (39798)

EPSS 0% CVSS 9.6
CRITICAL PATCH Act Now

Sandbox escape in Google Chrome for Mac (versions prior to 149.0.7827.103) stems from a use-after-free condition in the CameraCapture component, enabling a remote attacker to break out of the renderer sandbox via a crafted HTML page. With a CVSS of 9.6 (scope-changed, high impact across CIA) and an upstream fix released by Google, the bug carries high severity but requires user interaction to load the malicious page; no public exploit identified at time of analysis.

Denial Of Service Google Use After Free +1
NVD VulDB
EPSS 0% CVSS 8.3
HIGH PATCH This Week

Sandbox escape in Google Chrome versions prior to 149.0.7827.103 enables a remote attacker who has already compromised the renderer process to break out of the browser sandbox through a use-after-free flaw in the Extensions component, triggered via a crafted HTML page. Google rates the underlying Chromium severity as High and a vendor patch is available, though no public exploit has been identified at time of analysis and the issue is not listed in CISA KEV. The vulnerability is meaningful as the second stage in a multi-bug renderer-to-system exploit chain rather than as a single-shot drive-by.

Denial Of Service Google Use After Free +1
NVD VulDB
EPSS 0% CVSS 9.6
CRITICAL PATCH Act Now

Remote code execution in Google Chrome's Network component before version 149.0.7827.103 allows a remote attacker to execute arbitrary code within the renderer sandbox by luring a user to a crafted HTML page. The flaw is a use-after-free (CWE-416) classified High severity by Chromium with a CVSS 9.6 due to scope change and user-interaction prerequisite. No public exploit identified at time of analysis, but a vendor patch is already shipped via the Stable channel update.

RCE Denial Of Service Google +2
NVD VulDB
EPSS 0% CVSS 8.8
HIGH PATCH This Week

Remote code execution in Google Chrome's V8 JavaScript engine prior to version 149.0.7827.103 allows a remote attacker to execute arbitrary code within the renderer sandbox by enticing a user to visit a crafted HTML page. The flaw is a use-after-free memory corruption issue rated High severity by Chromium and carries a CVSS 8.8 score; no public exploit identified at time of analysis, but V8 UAF bugs are historically high-value targets for exploit chains.

RCE Denial Of Service Google +2
NVD VulDB
EPSS 0% CVSS 8.8
HIGH PATCH This Week

Remote code execution in Google Chrome's V8 JavaScript engine prior to version 149.0.7827.103 allows attackers to execute arbitrary code within the renderer sandbox by luring a user to a crafted HTML page. The flaw is a use-after-free memory corruption issue rated High severity by Chromium, with a CVSS 8.8 score reflecting low attack complexity but requiring user interaction. No public exploit identified at time of analysis, though V8 use-after-frees historically attract rapid weaponization for browser exploit chains.

RCE Denial Of Service Google +2
NVD VulDB
EPSS 0% CVSS 8.8
HIGH PATCH This Week

Heap corruption via use-after-free in Google Chrome's FullScreen component on Windows prior to 149.0.7827.103 enables remote attackers to potentially achieve code execution when a victim visits a malicious HTML page. Chromium rates this High severity and a vendor patch is available, though no public exploit has been identified at time of analysis. The CVSS 8.8 score reflects the network-reachable, low-complexity nature of the bug, tempered by required user interaction (UI:R).

Denial Of Service Google Use After Free +2
NVD VulDB
EPSS 0% CVSS 8.3
HIGH PATCH This Week

Sandbox escape in Google Chrome on Android prior to 149.0.7827.103 allows a remote attacker who has already compromised the renderer process to break out of the browser sandbox via a crafted HTML page exploiting a use-after-free in the Printing component. Google rates this High severity, and a vendor patch is available, but no public exploit identified at time of analysis and the vulnerability requires chaining with a separate renderer compromise plus user interaction with a print flow.

Denial Of Service Google Use After Free +1
NVD VulDB
EPSS 0% CVSS 8.8
HIGH PATCH This Week

Remote code execution in Google Chrome versions prior to 149.0.7827.103 stems from a use-after-free condition in the ViewTransitions component, allowing a remote attacker to execute arbitrary code within the browser's renderer sandbox by serving a crafted HTML page. Google rates the Chromium security severity as High and a vendor patch is available, though no public exploit has been identified at time of analysis and the flaw is not listed in CISA KEV.

RCE Denial Of Service Google +2
NVD VulDB
EPSS 0% CVSS 7.5
HIGH PATCH This Week

Use-after-free in the Views component of Google Chrome on Linux prior to 149.0.7827.103 allows remote attackers to execute arbitrary code by tricking a user into installing a crafted malicious extension. Chromium rates the underlying flaw Critical, though the NVD CVSS score of 7.5 reflects the high attack complexity and required user interaction. No public exploit identified at time of analysis.

RCE Denial Of Service Google +2
NVD VulDB
EPSS 0% CVSS 8.1
HIGH PATCH This Week

Remote code execution in Google Chrome versions prior to 149.0.7827.103 stems from a use-after-free condition in the Proxy component, enabling remote attackers to execute arbitrary code by delivering malicious network traffic. Chromium has rated this issue Critical severity, and while no public exploit is identified at the time of analysis, the network-reachable nature of the Proxy subsystem and Chrome's massive deployment footprint make this a high-priority browser patch. The CVSS 8.1 score reflects high attack complexity offset by no required privileges or user interaction.

RCE Denial Of Service Google +2
NVD VulDB
EPSS 0% CVSS 8.3
HIGH PATCH This Week

Sandbox escape in Google Chrome versions prior to 149.0.7827.103 allows a remote attacker who has already compromised the renderer process to break out of the sandbox via a crafted HTML page exploiting a use-after-free in Web Apps. Chromium rates the severity as Critical, and a vendor patch is available, though no public exploit has been identified at time of analysis. This is a second-stage vulnerability typically chained with a renderer RCE to achieve full browser compromise.

Denial Of Service Google Use After Free +1
NVD VulDB
EPSS 0% CVSS 7.5
HIGH PATCH This Week

Remote code execution in Google Chrome on Windows prior to 149.0.7827.103 can be triggered via a use-after-free flaw in the Bluetooth component, allowing a remote attacker to execute arbitrary code when a victim visits a crafted HTML page and performs specific UI gestures. Chromium rates the severity as Critical, though the CVSS 3.1 score of 7.5 reflects high attack complexity and required user interaction. No public exploit identified at time of analysis, and the vulnerability is not currently listed in CISA KEV.

RCE Denial Of Service Google +3
NVD VulDB
EPSS 0% CVSS 7.5
HIGH PATCH This Week

Remote code execution in Google Chrome on macOS prior to version 149.0.7827.103 allows a remote attacker to exploit a use-after-free flaw in the Compositing component via a crafted HTML page. Google has rated the underlying Chromium security severity as Critical, and no public exploit identified at time of analysis, though the bug is patched in the latest stable channel. Successful exploitation requires user interaction (visiting a malicious page) and high attack complexity, which moderates real-world risk despite the high impact.

RCE Denial Of Service Google +2
NVD VulDB
EPSS 0% CVSS 9.6
CRITICAL PATCH Act Now

Sandbox escape in Google Chrome versions prior to 149.0.7827.103 enables remote attackers to break out of the browser's renderer sandbox via a crafted HTML page that triggers a use-after-free in the Printing component. Chromium rated this issue Critical severity, and the CVSS scope change (S:C) confirms the sandbox boundary is crossed; no public exploit identified at time of analysis, but the attack only requires the victim to load attacker-controlled content.

Denial Of Service Google Use After Free +1
NVD VulDB
EPSS 0% CVSS 8.8
HIGH PATCH This Week

Remote code execution in Google Chrome on macOS prior to version 149.0.7827.103 stems from a use-after-free flaw in the Views UI component, enabling a remote attacker to run arbitrary code when a victim visits a crafted HTML page. Google rates the underlying Chromium severity as Critical, and a vendor patch is available; no public exploit identified at time of analysis. The CVSS 8.8 score reflects network-reachable exploitation with low complexity but requiring user interaction (visiting the malicious page).

RCE Denial Of Service Google +2
NVD VulDB
EPSS 0% CVSS 7.5
HIGH PATCH This Week

Heap corruption in Google Chrome's Autofill component on Windows versions prior to 149.0.7827.103 allows remote attackers to potentially achieve code execution by luring users to a malicious HTML page and convincing them to perform specific UI interactions. Chromium rates the underlying flaw as Critical severity, though CVSS scores it 7.5 due to required user interaction and high attack complexity. No public exploit identified at time of analysis.

Denial Of Service Google Use After Free +2
NVD VulDB
EPSS 0% CVSS 8.3
HIGH PATCH This Week

Sandbox escape in Google Chrome on macOS prior to 149.0.7827.103 allows a remote attacker who has already compromised the renderer process to break out of the browser sandbox via a use-after-free flaw in the Bluetooth component, triggered by a crafted HTML page. Chromium rates the severity as Critical, and a vendor patch is available; no public exploit has been identified at time of analysis, though the bug is tracked in the Chromium issue tracker (516987814).

Denial Of Service Google Use After Free +1
NVD VulDB
EPSS 0% CVSS 9.6
CRITICAL PATCH Act Now

Sandbox escape in Google Chrome on Windows prior to 149.0.7827.103 allows remote attackers to exploit a use-after-free flaw in the Gamepad component via a crafted HTML page, requiring only that a victim visit a malicious site. Chromium rates this Critical severity and the CVSS score of 9.6 reflects scope change (sandbox escape) with high impact across confidentiality, integrity, and availability. No public exploit identified at time of analysis, but the bug class and Critical Chromium rating make it a high-priority browser patch.

Denial Of Service Google Use After Free +2
NVD VulDB
EPSS 0% CVSS 8.8
HIGH PATCH This Week

Remote code execution in Google Chrome on macOS prior to 149.0.7827.103 stems from a use-after-free condition in the browser's Bluetooth subsystem, rated Critical by Chromium's internal severity scale and CVSS 8.8 by NVD. A remote attacker operating a malicious Bluetooth peripheral can trigger memory corruption to execute arbitrary code in the browser process after the victim performs minimal interaction. No public exploit identified at time of analysis, though Google has released a patched Stable channel build addressing the flaw.

RCE Denial Of Service Google +2
NVD VulDB
EPSS 0% CVSS 7.5
HIGH PATCH This Week

Remote code execution in Google Chrome versions prior to 149.0.7827.103 stems from a use-after-free flaw in the TabStrip UI component, allowing remote attackers to execute arbitrary code when victims interact with a malicious HTML page via specific UI gestures. Google rates the Chromium severity as Critical, and a vendor-released patch is available; no public exploit has been identified at time of analysis. The high attack complexity (AC:H) and required user interaction (UI:R) constrain mass exploitation despite the severe technical impact.

RCE Denial Of Service Google +2
NVD VulDB
EPSS 0% CVSS 8.3
HIGH PATCH This Week

Sandbox escape in Google Chrome on Windows versions prior to 149.0.7827.103 allows a remote attacker who has already compromised the renderer process to break out of the browser sandbox via a crafted HTML page exploiting a use-after-free in the Aura UI framework. Google rates the underlying Chromium issue as Critical severity, though exploitation requires a prior renderer compromise and user interaction (visiting a malicious page). No public exploit has been identified at time of analysis and the CVE is not listed in CISA KEV.

Denial Of Service Google Use After Free +2
NVD VulDB
EPSS 0% CVSS 8.8
HIGH PATCH This Week

Heap corruption in Google Chrome's File Input component before version 149.0.7827.103 allows a remote attacker to exploit a use-after-free condition by luring a user to a crafted HTML page, with Chromium rating the issue Critical. No public exploit identified at time of analysis, but the high CVSS 8.8 score and browser attack surface make this a priority patch for desktop fleets.

Denial Of Service Google Use After Free +1
NVD VulDB
EPSS 0% CVSS 8.8
HIGH PATCH This Week

Heap corruption in Google Chrome's Ozone display server component prior to version 149.0.7827.103 allows remote attackers to exploit a use-after-free condition through a malicious web page, with Chromium rating this as Critical severity. Successful exploitation requires the victim to visit attacker-controlled HTML content, but yields high impact on confidentiality, integrity, and availability in the renderer process. No public exploit identified at time of analysis, and the issue is not currently listed in CISA KEV.

Denial Of Service Google Use After Free +1
NVD VulDB
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda W20E router firmware v15.11.0.6 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a stack-based buffer overflow in the picCropName parameter of the formCropAndSetWewifiPic function. No public exploit identified at time of analysis, though a research write-up referencing the vulnerable function exists in a public GitHub repository. The combination of network-reachable attack surface, no authentication requirement, and low complexity makes opportunistic abuse against exposed admin interfaces realistic.

Buffer Overflow Denial Of Service Stack Overflow +2
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda W20E router firmware v15.11.0.6 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a stack-based buffer overflow in the webAuthWhiteUserInfo parameter of the formAddWebAuthWhiteUser function. No public exploit identified at time of analysis, though a research repository documenting the flaw is referenced. The CVSS 7.5 (High) score reflects pure availability impact with no confidentiality or integrity loss.

Buffer Overflow Denial Of Service Stack Overflow +2
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda W15E router firmware v15.11.0.10 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that overflows a buffer in the wewifiWhiteUserInfo parameter handled by the formAddWewifiWhiteUser function. No public exploit identified at time of analysis, though a third-party research repository on GitHub references the vulnerable function, and EPSS is very low (0.02%, 4th percentile).

Buffer Overflow Denial Of Service Tenda +1
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda W15E router firmware v15.11.0.10 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a buffer overflow in the webAuthWhiteUserInfo parameter of the formAddWebAuthWhiteUser handler. EPSS is very low (0.02%, 4th percentile) and no public exploit identified at time of analysis, though a GitHub research repository documents the flaw. The CVSS 7.5 reflects high availability impact with no confidentiality or integrity compromise.

Buffer Overflow Denial Of Service Tenda +1
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda W20E router firmware v15.11.0.6 allows unauthenticated remote attackers to crash the device by sending a crafted HTTP request that triggers a stack buffer overflow in the bindMACAddr parameter of the fromSetDhcpRules function. The CVSS 7.5 (AV:N/AC:L/PR:N/UI:N) reflects easy network-based exploitation with high availability impact but no confidentiality or integrity loss, and no public exploit identified at time of analysis beyond a research repository reference.

Buffer Overflow Denial Of Service Stack Overflow +2
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Remote denial of service in Tenda W20E router firmware v15.11.0.6 allows unauthenticated network attackers to crash the device by sending a crafted HTTP request that triggers a buffer overflow in the wewifiWhiteUserInfo parameter handled by the formAddWewifiWhiteUser function. EPSS scores exploitation probability at only 0.02% (4th percentile) and no public exploit code or active exploitation has been reported, though a research repository documenting the finding exists on GitHub. The vulnerability is not listed in CISA KEV.

Buffer Overflow Denial Of Service Tenda +1
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda PW201A v1.0.5 routers allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that overflows a buffer in the page parameter of the qossetting function. EPSS is very low (0.02%, 4th percentile) and no public exploit identified at time of analysis beyond a research repository, but the CVSS 7.5 (AV:N/AC:L/PR:N/UI:N/A:H) reflects easy network reachability against the router's web management interface. The flaw is not in CISA KEV.

Buffer Overflow Denial Of Service Tenda +1
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda W15E router firmware v15.11.0.10 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a buffer overflow in the webAuthUserPwd parameter of the formAddWebAuthUser handler. CVSS 7.5 reflects the network-reachable, no-auth attack path with high availability impact but no confidentiality or integrity loss, and EPSS is very low (0.01%) with no public exploit identified at time of analysis.

Buffer Overflow Denial Of Service Tenda +1
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda G0 router firmware v15.11.0.5 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers stack-based buffer overflows in the Saveqqlist function via the qqStr and markStr parameters. CVSS 7.5 reflects the network-reachable, no-privilege availability impact, while EPSS sits at 0.01% (2nd percentile) and no public exploit identified at time of analysis indicates limited near-term opportunistic exploitation despite the easy attack profile.

Buffer Overflow Denial Of Service Stack Overflow +2
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda W15E router firmware v15.11.0.10 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a stack buffer overflow in the webAuthUserPwd parameter of the formModifyWebAuthUser function. No public exploit identified at time of analysis, and EPSS scoring places exploitation probability at just 0.01% (2nd percentile), suggesting low near-term mass-exploitation likelihood despite the network-reachable attack surface. The flaw is not listed in CISA KEV.

Buffer Overflow Denial Of Service Stack Overflow +2
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda W15E router firmware v15.11.0.10 allows remote attackers to crash the device by sending a crafted HTTP request that triggers a buffer overflow in the webAuthWhiteID parameter of the formModifyWebAuthWhiteUser function. No public exploit identified at time of analysis and EPSS exploitation probability is very low (0.02%), but the network-reachable attack surface on a customer-premises router warrants timely mitigation. The flaw is limited to availability impact per the CVSS vector, with no confidentiality or integrity consequences claimed.

Buffer Overflow Denial Of Service Tenda +1
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda W15E v15.11.0.10 routers can be triggered by remote unauthenticated attackers sending a crafted HTTP request that overflows the gotoUrl parameter in the formPortalAuth function. The CVSS 7.5 score reflects high availability impact with no confidentiality or integrity loss, and at the time of analysis no public exploit identified at time of analysis though a proof-of-concept research repository is referenced. EPSS is very low (0.02%, 4th percentile), suggesting limited real-world exploitation interest despite the network-reachable attack surface.

Buffer Overflow Denial Of Service Tenda +1
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda PW201A v1.0.5 routers allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a buffer overflow in the page parameter of the SafeMacFilter function. EPSS scores exploitation probability at just 0.02% (4th percentile), and no public exploit identified at time of analysis, though a research repository on GitHub references the vulnerable function.

Buffer Overflow Denial Of Service Tenda +1
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda W15E router firmware v15.11.0.10 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a buffer overflow in the webAuthUserInfo parameter of the formAddWebAuthUser function. EPSS is extremely low at 0.02% and no public exploit identified at time of analysis beyond a research repository, though the affected component is the web administration interface of a SOHO/SMB router.

Buffer Overflow Denial Of Service Tenda +1
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda G0 router firmware v15.11.0.5 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request to the formIPMacBindAdd handler with an oversized IPMacBindRule parameter. The flaw is a classic stack/heap buffer overflow (CWE-120) reachable over the network without authentication or user interaction, but its impact is limited to availability (CVSS 7.5, A:H only). No public exploit identified at time of analysis and EPSS exploitation probability is negligible at 0.01%.

Buffer Overflow Denial Of Service Tenda +1
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda G0 router firmware v15.11.0.5 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a buffer overflow in the IPMacBindIndex parameter handler of the formIPMacBindDel function. No public exploit identified at time of analysis, and EPSS exploitation probability is very low (0.01%, 2nd percentile), but the network-reachable, no-auth attack surface on an edge networking device warrants attention from operators of affected hardware.

Buffer Overflow Denial Of Service Tenda +1
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda W15E router firmware version 15.11.0.10 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a stack-based buffer overflow in the picCropName parameter of the formCropAndSetWewifiPic function. No public exploit identified at time of analysis, and EPSS scoring of 0.01% indicates very low predicted exploitation probability, though a research repository hosting analysis artifacts exists on GitHub.

Buffer Overflow Denial Of Service Stack Overflow +2
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda W15E router firmware v15.11.0.10 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request with an oversized picName parameter to the formDelwebAuthPic handler. No public exploit identified at time of analysis, and EPSS rates real-world exploitation probability at just 0.02% (4th percentile), but the affected SOHO/SMB router class is a frequent target once weaponized PoCs emerge.

Buffer Overflow Denial Of Service Tenda +1
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda W15E router firmware v15.11.0.10 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request containing an oversized hostname parameter to the formSetNetCheckTools handler. The classic stack buffer overflow (CWE-120) currently shows no public exploit identified at time of analysis and a very low EPSS score of 0.01%, but the network-reachable management interface makes any exposed device trivially disruptable.

Buffer Overflow Denial Of Service Tenda +1
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda G0 router firmware v15.11.0.5 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request with an oversized picCropName parameter to the formCropAndSetWewifiPic handler. The flaw is a classic stack buffer overflow in the web management interface, and while no public weaponized exploit is identified, proof-of-concept research artifacts are published on GitHub. EPSS scores exploitation probability at just 0.01%, reflecting limited attacker interest despite trivial reachability.

Buffer Overflow Denial Of Service Tenda +1
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial-of-service via stack buffer overflow affects the Tenda O3 wireless router firmware v1.0.0.5(4180), where the fromNetToolGet handler fails to bound-check the domain parameter supplied in HTTP requests. Remote attackers can crash the router's web management service by sending a crafted request, disrupting network connectivity for downstream clients. SSVC flags the issue as proof-of-concept with automatable exploitation and partial technical impact, though EPSS remains low at 0.01% and no in-the-wild exploitation has been confirmed.

Buffer Overflow Denial Of Service Stack Overflow +2
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda W3 Wireless Router firmware v1.0.0.3(2204) allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request containing a malicious wl_radio parameter to the formWifiRadioSet function. EPSS scoring (0.01%, 2nd percentile) indicates very low real-world exploitation probability, and no public exploit identified at time of analysis beyond a research repository referencing the vulnerable function.

Buffer Overflow Denial Of Service Stack Overflow +2
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in the Tenda O3 Wireless Router (firmware v1.0.0.5(4180)) allows unauthenticated remote attackers to crash the device by sending a crafted HTTP request that triggers a stack-based buffer overflow in the ip parameter of the fromNetToolGet function. Publicly available exploit code exists in a GitHub research repository, though EPSS rates exploitation probability at only 0.02% and the issue is not on CISA KEV. Impact is limited to availability (the CVSS A:H, C:N, I:N profile), making this primarily a device-crash bug rather than a code-execution vector based on the reported analysis.

Buffer Overflow Denial Of Service Stack Overflow +2
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda O3v3 firmware v1.0.0.5 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a stack buffer overflow in the formSetCfm handler. No public exploit identified at time of analysis, and EPSS is very low (0.01%), but the network-reachable, no-authentication attack surface on a CPE/router device makes this relevant for exposed deployments.

Buffer Overflow Denial Of Service Stack Overflow +2
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda W20E router firmware v15.11.0.6 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a stack buffer overflow in the webAuthUserInfo parameter of the formAddWebAuthUser function. No public exploit identified at time of analysis, though a researcher-published proof-of-concept repository on GitHub documents the issue. EPSS and KEV data are not provided, but the network-reachable, no-auth, no-interaction CVSS vector makes this a credible risk for any exposed management interface.

Buffer Overflow Denial Of Service Stack Overflow +2
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda W3 Wireless Router firmware v1.0.0.3(2204) allows unauthenticated remote attackers to crash the device by sending crafted HTTP requests with oversized username or password parameters that overflow stack buffers in the R7WebsSecurityHandler function. The flaw affects the router's web management interface and carries a CVSS 7.5 (availability-only impact); no public exploit identified at time of analysis and EPSS exploitation probability is very low at 0.01%.

Buffer Overflow Denial Of Service Stack Overflow +2
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda O3 Wireless Router firmware v1.0.0.5(4180) allows remote unauthenticated attackers to crash the device by sending crafted HTTP requests that trigger stack buffer overflows in the fromVirtualSer function. Five distinct overflow sinks (puVar2, puVar1, __s2, __s1_00, puVar3) are reachable via the same handler. No public exploit identified at time of analysis, and EPSS rates exploitation likelihood at 0.01%, but a research repository with vulnerability artifacts is referenced.

Buffer Overflow Denial Of Service Stack Overflow +2
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda W3 Wireless Router firmware v1.0.0.3(2204) allows remote unauthenticated attackers to crash the device by sending crafted HTTP requests that trigger stack-based buffer overflows in the formwrlSSIDset handler. The flaw is reachable without authentication or user interaction (CVSS 7.5, AV:N/AC:L/PR:N), but EPSS is only 0.01% and no public exploit identified at time of analysis suggests low near-term mass-exploitation likelihood despite the trivial attack surface.

Buffer Overflow Denial Of Service Stack Overflow +2
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda G0 router firmware v15.11.0.5 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that overflows the portalAuth parameter handled by the formPortalAuth function. No public exploit is identified at time of analysis and EPSS exploitation probability is very low (0.01%), but a public proof-of-concept research repository on GitHub references the vulnerable function.

Buffer Overflow Denial Of Service Tenda +1
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda W20E router firmware v15.11.0.6 allows unauthenticated remote attackers to crash the device by sending a crafted HTTP request containing an oversized macAddr parameter to the formDelStaState handler. The flaw is a stack-based buffer overflow with high availability impact and no confidentiality/integrity loss per CVSS, and no public exploit identified at time of analysis beyond a research repository on GitHub.

Buffer Overflow Denial Of Service Stack Overflow +2
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda G0 router firmware v15.11.0.5 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a stack buffer overflow in the formIPMacBindModify handler via the IPMacBindRuleIp parameter. No public exploit identified at time of analysis, EPSS is very low (0.01%), and SSVC reports no observed exploitation, though CISA's SSVC marks the attack as automatable with partial technical impact.

Buffer Overflow Denial Of Service Tenda +1
NVD GitHub
EPSS 0% CVSS 9.8
CRITICAL Act Now

Remote code execution and denial-of-service in bitbank2 AnimatedGIF v2.2.0 arises from a buffer overflow in the DecodeLZW function when processing a crafted GIF file. SSVC data indicates a proof-of-concept exists and exploitation is automatable, though it is not listed in CISA KEV; with CVSS 9.8 (AV:N/AC:L/PR:N/UI:N) the vulnerability is network-reachable wherever this library decodes attacker-supplied GIFs.

RCE Buffer Overflow Denial Of Service +1
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Remote denial of service in Tenda US_W3V1.0BR router firmware v1.0.0.3 allows unauthenticated network attackers to crash the device by sending a crafted value in the 'Go' parameter to the ask_to_reboot function, triggering a stack-based buffer overflow. No public exploit identified at time of analysis, though a third-party research repository on GitHub references the vulnerable function.

Buffer Overflow Denial Of Service Stack Overflow +2
NVD GitHub
EPSS 0% CVSS 7.5
HIGH This Week

Denial-of-service in the Tenda W3 Wireless Router (firmware v1.0.0.3(2204)) allows remote unauthenticated attackers to crash the device by sending crafted input to the wl_radio parameter of the formwrlSSIDset function, triggering a stack-based buffer overflow. Publicly available exploit research exists in a GitHub repository, but no public exploit identified for weaponized use at time of analysis and the issue is not listed in CISA KEV. The CVSS 7.5 score reflects high availability impact without confidentiality or integrity loss.

Buffer Overflow Denial Of Service Stack Overflow +2
NVD GitHub
EPSS 0% CVSS 7.5
HIGH PATCH This Week

Remote denial-of-service in Puma Ruby web server versions 5.5.0 through 7.2.0 and 8.0.0 through 8.0.1 allows unauthenticated attackers to exhaust process memory by opening a TCP connection and sending data without CRLF terminators when PROXY protocol v1 support is enabled. The vulnerability lives in the PROXY v1 pre-parse buffer, which grows without bound while Puma waits for the '\r\n' delimiter, leading to OOM kills or container restarts. No public exploit identified at time of analysis, and the issue only affects servers explicitly opting into the non-default `set_remote_address proxy_protocol: :v1` configuration.

Denial Of Service Red Hat Suse
NVD GitHub VulDB
EPSS 0% CVSS 7.5
HIGH PATCH This Week

Memory exhaustion denial-of-service in Netty's netty-transport-sctp module (versions <= 4.1.134.Final and 4.2.0.Final through 4.2.14.Final) allows remote unauthenticated attackers to crash JVM processes by sending unbounded SCTP DATA fragments that never set the complete flag. The flaw stems from the SCTP reassembly handler wrapping each new fragment into a fresh CompositeByteBuf around the prior accumulator, producing an N-deep recursive buffer chain that consumes memory and CPU per access, with no public exploit identified at time of analysis.

Denial Of Service
NVD GitHub VulDB
EPSS 0% CVSS 7.5
HIGH PATCH This Week

Remote denial-of-service in Netty's netty-handler component allows unauthenticated attackers to exhaust server memory by sending a crafted TLS ClientHello with an attacker-controlled 24-bit handshake length field, triggering an immediate ~16 MiB unpooled heap allocation per connection. Affects Netty 4.1.x through 4.1.134.Final and 4.2.x through 4.2.14.Final when using the default SniHandler/AbstractSniHandler constructors, which disable both the length guard and handshake timeout. No public exploit identified at time of analysis, but the trivial nine-byte trigger and CVSS 7.5 (AV:N/AC:L/PR:N/UI:N/A:H) make weaponization straightforward.

Denial Of Service
NVD GitHub VulDB
EPSS 0% CVSS 7.5
HIGH PATCH This Week

Remote denial-of-service in Netty's HTTP/3 codec (io.netty:netty-codec-http3, versions 4.2.0.Final through 4.2.14.Final) allows an unauthenticated attacker to exhaust server memory by streaming an unbounded number of HTTP/3 headers over a single connection until the JVM throws an OutOfMemoryError. The flaw stems from an insecure default in Http3ConnectionHandler that follows RFC 9114's unlimited HTTP3_SETTINGS_MAX_FIELD_SECTION_SIZE rather than mirroring the 8192-byte cap Netty applies to HTTP/1.1 and HTTP/2. No public exploit identified at time of analysis and the issue is not on the CISA KEV list, but the vendor advisory (GHSA-c2rx-5r8w-8xr2) rates the issue high severity and a fix is shipped in 4.2.15.Final.

Denial Of Service
NVD GitHub VulDB
EPSS 0% CVSS 7.5
HIGH PATCH This Week

Remote denial of service in Netty's netty-codec-redis module (versions <= 4.1.134.Final and 4.2.0.Final through 4.2.14.Final) allows unauthenticated attackers to exhaust direct memory by sending crafted RESP protocol payloads lacking the required \r\n terminator across multiple concurrent connections. The RedisDecoder buffers digit streams indefinitely while awaiting a line terminator, eventually triggering OutOfDirectMemoryError and preventing legitimate connections from being processed. No public exploit identified at time of analysis, but the vendor advisory GHSA-6ghj-frrj-jjj3 confirms the issue and patched releases are available.

Denial Of Service Redis
NVD GitHub VulDB
EPSS 0% CVSS 7.5
HIGH PATCH This Week

Denial of service in Netty's netty-codec-redis module (versions <= 4.1.134.Final and 4.2.0.Final through 4.2.14.Final) allows remote unauthenticated attackers to exhaust JVM heap memory by sending Redis payloads with unbounded nested array headers. The RedisArrayAggregator allocates a new AggregateState and ArrayList for every nested array header without enforcing a depth limit, so a continuous stream of `*1\r\n` headers triggers an OutOfMemoryError. No public exploit identified at time of analysis, and the issue is not listed in CISA KEV.

Denial Of Service Redis
NVD GitHub VulDB
EPSS 0% CVSS 9.8
CRITICAL POC PATCH Act Now

Remote code execution in YesWiki prior to 4.6.6 allows unauthenticated attackers to inject arbitrary PHP via the Bazar CalcField formula evaluator, which sanitizes input with a recursive regex before passing it to eval(). The same flawed regex is also vulnerable to ReDoS/stack overflow, enabling denial of service against the server. No public exploit identified at time of analysis, but the commit diff in 4.6.6 fully documents the vulnerable code path, lowering the bar for exploit development.

PHP RCE Denial Of Service +2
NVD GitHub
EPSS 0% CVSS 7.3
HIGH PATCH This Week

Use-after-free in the mod_http2 module of Apache HTTP Server versions 2.4.55 through 2.4.67 allows remote attackers to trigger memory corruption when the server's file handle pool is exhausted. The flaw carries a CVSS 7.3 (low impact across confidentiality, integrity, and availability) and is reachable over the network without authentication or user interaction, though no public exploit identified at time of analysis. Tagging emphasizes denial-of-service and memory corruption as the primary realistic outcomes.

Denial Of Service Apache Use After Free +4
NVD VulDB
EPSS 0% CVSS 8.2
HIGH POC PATCH This Week

Memory exhaustion in wojtekmach Req (Elixir HTTP client) versions 0.1.0 through 0.6.0 allows attacker-controlled HTTP servers to crash the BEAM process via decompression-bomb response bodies. Because Req enabled automatic body decompression and archive decoding by default with no size caps, a sub-megabyte response advertising gzip/zip/tar content can expand to multiple gigabytes in memory. No public exploit identified at time of analysis, but the fix and root cause are documented in the upstream advisory GHSA-655f-mp8p-96gv.

Denial Of Service Req
NVD GitHub VulDB
EPSS 0% CVSS 7.3
HIGH PATCH This Week

Denial of service in Apache HTTP Server versions 2.4.0 through 2.4.67 stems from an infinite loop condition in the mod_proxy_ftp module when interacting with an attacker-controlled backend FTP server. Remote attackers can degrade availability and partially impact confidentiality and integrity without authentication, though exploitation requires a proxied request path to a malicious FTP backend. No public exploit identified at time of analysis, and EPSS is very low at 0.02%.

Denial Of Service Apache Red Hat +2
NVD VulDB
EPSS 0% CVSS 9.8
CRITICAL PATCH Act Now

Remote code execution in Apache HTTP Server versions 2.4.0 through 2.4.67 is possible through a use-after-free condition in mod_ldap when LDAP authentication or authorization is configured in a per-directory context. The CVSS 9.8 rating reflects unauthenticated network exploitation with high impact across confidentiality, integrity, and availability, though no public exploit has been identified at time of analysis and EPSS exploitation probability remains very low at 0.02%. CISA SSVC assesses exploitation status as none but flags the issue as automatable with total technical impact.

Denial Of Service Apache Use After Free +4
NVD VulDB
EPSS 0% CVSS 7.8
HIGH PATCH This Week

Use-After-Free and race conditions in the Linux kernel's Bluetooth hci_uart driver (drivers/bluetooth/hci_uart.c) enable a local low-privileged user to corrupt kernel heap memory, potentially escalating to root. The flaw stems from improper lifecycle management of the hci_uart struct and its associated workqueues: when a TTY hangup interrupts Bluetooth UART initialization before HCI_UART_PROTO_READY is set, teardown skips workqueue cancellation, leaving deferred work items to dereference freed memory. Three compounding sub-issues - a tx_skb double-free, a vendor callback UAF via premature hci_free_dev(), and proto_lock races during error paths - are all resolved in patched stable releases. No public exploit is known and EPSS at 0.02% (7th percentile) signals low near-term exploitation probability despite the CVSS 7.8 rating.

Denial Of Service Linux Race Condition
NVD VulDB
EPSS 0% CVSS 8.7
HIGH PATCH This Week

Memory exhaustion denial of service in Ninenines Gun (Erlang HTTP client) versions 1.0.0 through 2.3.x allows a malicious or compromised HTTP/1.1 server to crash the entire BEAM node by sending an unterminated response. The gun_http module accumulates incoming bytes into a per-connection buffer without any size ceiling, and since BEAM imposes no default per-process heap limit, a single connection can consume all node memory. No public exploit identified at time of analysis, though the upstream patch and accompanying test cases publicly demonstrate the triggering server behavior.

Denial Of Service Gun Ninenines
NVD GitHub VulDB
EPSS 0% CVSS 8.7
HIGH PATCH This Week

Denial-of-service in the Erlang HTTP client library Ninenines gun (versions 2.0.0 through 2.3.x) lets a malicious or compromised HTTP/1.1 server force any gun client into raw protocol mode by returning an unsolicited 101 Switching Protocols response, after which the server can flood the client owner process with unbounded gun_data messages and exhaust BEAM VM memory. No public exploit identified at time of analysis, but the fix is trivial and the issue is reachable from any plain HTTP/1.1 request to an attacker-controlled host. CVSS 4.0 8.7 reflects the unauthenticated, network-reachable, high-availability-only impact.

Denial Of Service Gun Ninenines
NVD GitHub VulDB
EPSS 0% CVSS 8.7
HIGH PATCH This Week

Denial of service in NLnet Labs Routinator allows remote attackers to crash the RPKI validator by serving a crafted Document Type Definition (DTD) inside RRDP repository content. Exploitation requires no authentication or user interaction (CVSS 4.0 8.7, VA:H), and no public exploit identified at time of analysis. A successful crash halts RPKI relying-party processing, which can degrade route origin validation for networks that depend on Routinator output.

Denial Of Service Red Hat Routinator +1
NVD VulDB
EPSS 0% CVSS 8.2
HIGH PATCH This Week

Denial of service in NLnet Labs Routinator (an RPKI Relying Party software) allows remote attackers to crash the daemon by sending a specifically crafted non-UTF-8 string in the select-asn query parameter to the /api/v1/origins HTTP endpoint. The flaw only impacts deployments that expose the API to untrusted networks, and no public exploit has been identified at time of analysis. CVSS 4.0 base score is 8.2 driven by high availability impact to both the vulnerable component and downstream RPKI consumers.

Denial Of Service Routinator Nlnet Labs
NVD VulDB
EPSS 1% CVSS 7.5
HIGH This Week

Denial of service in Tenda FH451 router firmware V1.0.0.9 allows remote unauthenticated attackers to crash the device by sending a crafted HTTP request that triggers a stack overflow in the list1 parameter of the fromDhcpListClient function. Publicly available exploit code exists in a GitHub research repository, though the vulnerability is not listed in CISA KEV and no EPSS score has been published at time of analysis. Impact is limited to availability - no confidentiality or integrity loss is indicated.

Buffer Overflow Denial Of Service Stack Overflow +2
NVD GitHub VulDB
EPSS 0% CVSS 7.5
HIGH This Week

Denial of service in Tenda AC1206 routers (firmware v15.03.06.23) is triggered by stack-based buffer overflows in the fromGstDhcpSetSer function reachable through the username and password parameters of a crafted HTTP request. Remote attackers with network reach to the device's web management interface can crash the service without authentication, and no public exploit identified at time of analysis although proof-of-concept research material is hosted on GitHub.

Buffer Overflow Denial Of Service Stack Overflow +2
NVD GitHub VulDB
EPSS 0% CVSS 9.4
CRITICAL PATCH Act Now

Arbitrary file write in the Altium Enterprise Server Vault Service allows authenticated users to escape the configured storage root via the UploadController image upload endpoint and place content-controlled files anywhere the service account can write. The flaw (CVSS 4.0 base 9.4, CWE-22) escalates to remote code execution, service takeover, or denial of service by overwriting application binaries, configuration files, or dropping payloads in web-accessible directories. No public exploit identified at time of analysis, and Altium 365 cloud deployments are explicitly out of scope.

RCE Denial Of Service Path Traversal +3
NVD VulDB
EPSS 0% CVSS 9.1
CRITICAL PATCH Act Now

Path traversal in NASA AMMOS AIT-Core's Binary Stream Capture (BSC) component allows unauthenticated remote attackers to direct the ait-bsc process to append attacker-controlled binary data to arbitrary files on the host filesystem, limited only by the OS permissions of the running process. Affected are AIT-Core 3.1.0 and all 2.x versions before 2.6.1, exploitable via a direct HTTP request if the BSC port is network-accessible or via a browser-based CSRF attack that works even against localhost-bound deployments. Publicly available exploit code exists (python_poc.py, attacker_tcp.py, and test1.html), though no CISA KEV listing was identified at time of analysis.

RCE Denial Of Service Python +2
NVD GitHub
EPSS 0% CVSS 7.5
HIGH PATCH This Week

Denial of service in Cloudburst Network (cloudburstmc/network) versions prior to 1.0.0.CR3-20260417.085727-30 allows remote attackers to stall the underlying Netty event loop, rendering network processing inoperable for any publicly accessible application that depends on the library. The flaw scores CVSS 7.5 with a fully remote, low-complexity, unauthenticated availability impact, and no public exploit identified at time of analysis.

Denial Of Service Network Cloudburstmc
NVD GitHub
EPSS 0% CVSS 7.5
HIGH PATCH This Week

Remote denial of service in klever-go v1.7.17 allows any connected P2P peer to send a 442-byte compressed RequestDataType_HashArrayType message that expands into 200,000 decoded hash entries, driving roughly 156 MiB of heap pressure and synchronous CPU work per request inside TxResolver and TrieNodeResolver. The flaw stems from antiflood logic that only counts compressed wire size, leaving validator nodes exposed to resource exhaustion from repeated or concurrent malicious requests. Publicly available exploit code exists (vendor-published PoC) but the issue is not in CISA KEV; EPSS data was not provided.

Denial Of Service
NVD VulDB GitHub
EPSS 0% CVSS 7.0
HIGH PATCH This Week

Authentication bypass via SAML session replay in Siderolabs Omni stems from a TOCTOU race condition in the SAML interceptor (internal/pkg/auth/interceptor/saml.go), where the SAMLAssertion 'Used' flag is checked and updated non-atomically. Concurrent requests bearing the same saml-session token can each observe Used==false, allowing an attacker who has intercepted a victim's token to authenticate multiple times as the victim and persist access by registering attacker-controlled public keys. No public exploit identified at time of analysis; the issue was reported by bugbunny.ai and fixed in Omni v1.6.6 and v1.7.3.

Denial Of Service Suse
NVD GitHub
EPSS 0% CVSS 8.8
HIGH PATCH This Week

Remote code execution in 7-Zip versions 26.00 and earlier is achievable via a crafted NTFS image that triggers a heap buffer overflow in the archive handler, overwriting an adjacent C++ object's vtable pointer to hijack control flow. The flaw stems from an undefined-behavior shift in CInStream::GetCuSize() that under-allocates a buffer to just one byte, which is then written up to 256 MB of attacker-controlled data. Exploitation requires the victim to open or extract a malicious archive (UI:R), but the NTFS handler is enabled by default and is selected via signature matching regardless of file extension; no public exploit identified at time of analysis.

RCE Buffer Overflow Denial Of Service +4
NVD GitHub VulDB
EPSS 0% CVSS 7.1
HIGH PATCH This Week

Denial of service in Ericsson Packet Core Gateway (PCG) versions prior to 1.30 allows an adjacent-network attacker to degrade telecom packet core service by continuously sending a specially crafted message that triggers improper handling of missing values (CWE-230). The condition persists only while the attack is sustained - the system self-recovers once traffic stops - and no public exploit identified at time of analysis, but the CVSS 4.0 score of 7.1 reflects high availability impact on a carrier-grade network function.

Denial Of Service Ericsson
NVD VulDB
EPSS 0% CVSS 7.1
HIGH PATCH This Week

Denial of service in Ericsson Packet Core Gateway (PCG) versions prior to 1.30 allows adjacent network attackers to degrade service availability by continuously transmitting specially crafted messages that trigger improper handling of missing values (CWE-230). The affected PCG nodes crash repeatedly under sustained attack but self-recover once traffic stops, so impact is transient yet operationally significant for mobile core networks. No public exploit identified at time of analysis and the vulnerability is not listed in CISA KEV.

Denial Of Service Ericsson
NVD VulDB
EPSS 0% CVSS 7.1
HIGH PATCH This Week

Denial of service in Ericsson Packet Core Gateway (PCG) versions prior to 1.30 allows an adjacent-network attacker to degrade service by continuously transmitting malformed messages that the gateway fails to parse safely. The condition causes recurring crashes that persist only while the attack is active, with automatic recovery once it stops, and no public exploit identified at time of analysis.

Denial Of Service Ericsson
NVD VulDB
EPSS 0% CVSS 9.8
CRITICAL PATCH Act Now

Remote unauthenticated code execution and denial-of-service in Morse Micro HaLowLink 2 (versions prior to 2.11.13) allows attackers within radio range to corrupt kernel memory via a malformed 802.11ah beacon frame. The flaw resides in the morse.ko HaLow Wi-Fi kernel driver, which processes broadcast beacons during passive scanning, requiring no authentication or user interaction. No public exploit identified at time of analysis, but SSVC rates the technical impact as total and the issue as automatable, and a vendor patch is available.

RCE Buffer Overflow Denial Of Service +2
NVD
EPSS 0% CVSS 9.8
CRITICAL PATCH Act Now

Remote code execution and kernel-level denial of service in Morse Micro HaLowLink 2 devices running software prior to 2.11.13 allows any attacker within 802.11ah radio range to corrupt kernel heap memory by broadcasting a malformed S1G Capabilities IE in a beacon or probe response frame. The flaw sits in the dot11ah.ko HaLow Wi-Fi driver and triggers during normal passive scanning, requiring no authentication, association, or user interaction. A vendor patch exists, but no public exploit identified at time of analysis and EPSS sits at 0.05% despite the CVSS 9.8 rating.

RCE Buffer Overflow Denial Of Service +2
NVD
EPSS 0% CVSS 8.8
HIGH PATCH This Week

Remote code execution in Google Chrome's PDFium component prior to version 149.0.7827.53 allows a remote attacker to execute arbitrary code within the renderer sandbox by enticing a user to open a crafted PDF file. The flaw is a use-after-free memory corruption issue (CWE-416) carrying a CVSS 8.8 rating, though Chromium rated its security severity as Low and no public exploit has been identified at time of analysis. User interaction is required, and code execution is constrained to the Chrome sandbox absent a chained sandbox escape.

RCE Denial Of Service Google +2
NVD VulDB
EPSS 0% CVSS 8.8
HIGH PATCH This Week

Remote code execution in Google Chrome versions prior to 149.0.7827.53 stems from a use-after-free flaw in the PDFium component, allowing a remote attacker to execute arbitrary code within the renderer sandbox by serving a crafted PDF file. While exploitation is constrained to the sandbox and requires user interaction (visiting a page or opening a PDF), the CVSS score of 8.8 reflects the high impact on confidentiality, integrity, and availability if combined with a sandbox escape. No public exploit identified at time of analysis, and CISA SSVC indicates exploitation status of 'none'.

RCE Denial Of Service Google +2
NVD VulDB
EPSS 0% CVSS 8.8
HIGH PATCH This Week

Remote code execution in Google Chrome's PDFium component prior to version 149.0.7827.53 allows a remote attacker to execute arbitrary code within the renderer sandbox via a crafted PDF file. The flaw is a use-after-free memory corruption issue (CWE-416) requiring user interaction to open or render the malicious PDF, and no public exploit identified at time of analysis. Chromium rates the security severity as Low despite the CVSS 8.8 score, reflecting the sandbox containment of the resulting code execution.

RCE Denial Of Service Google +2
NVD VulDB
EPSS 0% CVSS 8.8
HIGH PATCH This Week

Heap corruption in Google Chrome's PDFium component before version 149.0.7827.53 allows remote attackers to potentially execute arbitrary code by tricking a user into opening a crafted PDF file. The flaw is a use-after-free (CWE-416) carrying a CVSS 8.8 rating, though no public exploit identified at time of analysis and EPSS exploitation probability is negligible at 0.03% (11th percentile). Google rates the Chromium severity as Low despite the high CVSS, reflecting the requirement for user interaction and absence of observed exploitation.

Denial Of Service Google Use After Free +1
NVD VulDB
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Total CVEs
39798

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