Denial of Service
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 (36591)
NVIDIA Triton Inference Server contains a denial of service vulnerability in its HTTP endpoint that can be exploited by sending large compressed payloads. The vulnerability has a CVSS score of 7.5 (High) and is exploitable remotely without authentication or user interaction. There is no evidence of active exploitation (not in CISA KEV), and no public proof-of-concept has been identified at this time.
NVIDIA Triton Inference Server contains a race condition vulnerability (CWE-362) that allows unauthenticated remote attackers to corrupt internal server state, resulting in a denial of service. The vulnerability affects NVIDIA Triton Inference Server across multiple versions and can be exploited over the network with low attack complexity requiring no privileges or user interaction. With a CVSS score of 7.5 (High) and an EPSS score not provided, this represents a significant availability risk for organizations running AI/ML inference workloads.
NVIDIA Triton Inference Server's Sagemaker HTTP server contains a race condition vulnerability that allows unauthenticated remote attackers to trigger an exception, resulting in denial of service. The vulnerability affects NVIDIA Triton Inference Server deployments using the Sagemaker HTTP server component and can be exploited over the network without authentication or user interaction. There is no indication of active exploitation (not in CISA KEV), and EPSS data was not provided, but the CVSS score of 7.5 (High) reflects the ease of exploitation.
NVIDIA APEX for Linux contains a deserialization of untrusted data vulnerability that affects environments using PyTorch versions earlier than 2.6. An attacker with low privileges on an adjacent network can exploit this flaw to achieve code execution, denial of service, privilege escalation, data tampering, and information disclosure with scope change (CVSS 9.0 Critical). No KEV listing or public POC availability has been reported at this time.
This vulnerability in NVIDIA's B300 MCU (specifically the CX8 MCU component) allows privileged attackers with network access to modify unsupported hardware registries, potentially causing denial of service and data tampering. The flaw affects HGX and DGX B300 systems and requires high privileges and non-trivial attack complexity to exploit, though no public exploit code or active exploitation has been reported at this time. SSVC assessment indicates the vulnerability presents partial technical impact with no known automated exploitation capability.
NVIDIA SNAP-4 Container contains a buffer size calculation vulnerability in its configuration interface that allows an authenticated attacker on the same virtualized environment to trigger a denial of service condition. An attacker with local VM access and low-level privileges can send specially crafted configuration payloads that cause incorrect buffer size calculations, resulting in crashes of the SNAP storage service and loss of storage availability to the host. There is currently no evidence of active exploitation or public proof-of-concept code, and the SSVC framework indicates no known exploitation has occurred, though the vulnerability is automatable in principle.
NVIDIA SNAP-4 Container contains a use-of-out-of-range pointer offset vulnerability in the VIRTIO-BLK component that allows a malicious guest VM to trigger memory corruption and denial of service. The vulnerability affects NVIDIA SNAP-4 Container across all versions as indicated by the CPE string. A successful exploit results in denial of service to the DPA (Data Processing Appliance) and impacts storage availability to other VMs, though no code execution or information disclosure is possible. There is no evidence of active exploitation in the wild (KEV status indicates none), and the CVSS score of 6.8 reflects moderate severity with high availability impact but limited exploitability due to requiring adjacent network access and user privileges.
A command injection vulnerability (CVSS 6.7). Remediation should follow standard vulnerability management procedures. Vendor patch is available.
A SQL injection vulnerability (CVSS 5.3). Remediation should follow standard vulnerability management procedures. Vendor patch is available.
Astro web framework versions prior to 10.0.0 contain an unbounded JSON parsing vulnerability in the Server Islands POST handler that allows unauthenticated remote attackers to exhaust server memory and cause denial of service. The vulnerability affects all Astro SSR applications using the Node standalone adapter, regardless of whether Server Islands functionality is actually used, because the request body is parsed before route validation occurs. An attacker can craft a payload containing many small JSON objects to achieve approximately 15x memory amplification, crashing the process with a single malicious request.
An unauthenticated denial-of-service vulnerability exists in Parse Server versions prior to 8.6.58 and 9.6.0-alpha.52, where attackers can submit authentication requests with arbitrary, unconfigured provider names to trigger expensive unindexed database queries. Each malicious request causes a full collection scan on the user database, and since these requests can be parallelized, an attacker can rapidly exhaust database resources and degrade service availability. The vulnerability requires no authentication or special privileges, making it trivial to exploit at scale, and patches are available in the referenced versions.
LibVNCServer versions 0.9.15 and earlier contain null pointer dereference vulnerabilities in the HTTP proxy handlers within httpd.c that allow remote attackers to cause denial of service by sending specially crafted HTTP requests. The vulnerability affects systems with both httpd and proxy features enabled, and while no CVSS score or EPSS data is currently available, the presence of a public patch and vendor advisory indicates this is a recognized security issue requiring prompt attention.
A signed integer overflow vulnerability exists in the libtiff library's putcontig8bitYCbCr44tile function that leads to out-of-bounds heap writes through incorrect memory pointer calculations. Red Hat Enterprise Linux versions 6, 7, 8, 9, and 10 are confirmed affected. An attacker can exploit this by tricking a user into opening a specially crafted TIFF file, potentially achieving arbitrary code execution or causing application crashes.
NGINX worker process crashes via null pointer dereference in the mail authentication module when CRAM-MD5 or APOP authentication is configured with retry-enabled backend servers. This denial of service vulnerability affects NGINX Plus and NGINX Open Source with no patch currently available, allowing unauthenticated remote attackers to terminate worker processes and degrade service availability.
Mozilla NSS Libraries contain a denial-of-service vulnerability affecting Firefox versions below 149 that allows unauthenticated remote attackers to crash affected systems without requiring user interaction. The flaw stems from improper resource handling and currently lacks an available patch. Given the high CVSS score of 7.5 and network-based attack vector, this poses significant availability risk to Mozilla Firefox users.
Firefox versions below 149 are vulnerable to a resource exhaustion attack through malformed XML processing that an unauthenticated attacker can trigger remotely without user interaction. This denial-of-service vulnerability allows attackers to crash affected Firefox instances or degrade performance. No patch is currently available for this vulnerability.
Mozilla Firefox versions prior to 149 and Firefox ESR prior to 140.9 are vulnerable to denial-of-service attacks through the WebRTC signaling component, which an unauthenticated remote attacker can exploit without user interaction to crash affected browsers. The vulnerability stems from improper resource handling and currently has no available patch, leaving users of affected versions at risk of service disruption.
WinAVI iPod/3GP/MP4/PSP Converter 4.4.2 contains a denial of service vulnerability that allows local attackers to crash the application by processing malformed AVI files. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
WinMPG Video Convert 9.3.5 and older versions contain a buffer overflow vulnerability in the registration dialog that allows local attackers to crash the application by supplying oversized input. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Unauthenticated SQL injection in Bootstrapy CMS allows remote attackers to extract sensitive database information or cause denial of service through multiple POST parameters in forum and contact modules. The vulnerability affects forum-thread.php (thread_id), contact-submit.php (subject), and post-new-submit.php (post-id) endpoints. Public exploit code exists via Exploit-DB #46590, though EPSS probability remains low at 0.06% (19th percentile), suggesting limited real-world exploitation despite ease of attack (AV:N/AC:L/PR:N). SSVC framework confirms proof-of-concept availability and automated exploitation potential with partial technical impact.
SQL injection in Inout Article Base CMS allows remote unauthenticated attackers to extract sensitive database information or cause denial of service through malicious XOR-based and time-based SQL payloads injected via 'p' and 'u' parameters in GET requests to portalLogin.php. Public exploit code demonstrates the attack (Exploit-DB 46593), though EPSS scoring indicates low probability of widespread exploitation (0.06%, 19th percentile). No vendor patch has been identified, and the vendor website reference provides no security advisory, leaving deployments at continued risk.
Meeplace Business Review Script contains an SQL injection vulnerability that allows unauthenticated attackers to execute arbitrary SQL queries by injecting malicious code through the 'id' parameter. Rated high severity (CVSS 7.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
A NULL pointer dereference vulnerability exists in MolotovCherry Android-ImageMagick7 before version 7.1.2-10 that allows local attackers with user interaction to trigger a denial of service condition by crashing the application. The vulnerability affects the Android-ImageMagick7 library (CWE-476) and requires local access and user interaction to exploit, resulting in high availability impact but no confidentiality or integrity compromise. A patch is available from the vendor via GitHub pull request #183.
A Use After Free (UAF) vulnerability exists in No-Chicken Echo-Mate prior to version V250329, allowing an attacker with high privileges to cause memory corruption that may lead to information disclosure, data integrity violations, or denial of service. The vulnerability is classified as CWE-416 and carries a CVSS score of 6.4; a security patch is available from the vendor via GitHub pull request.
A NULL pointer dereference vulnerability exists in tmate versions prior to 2.4.0, allowing unauthenticated remote attackers to cause a denial of service condition by crashing the application. The vulnerability has a CVSS score of 5.3 (medium severity) with low attack complexity and no privilege requirements, making it readily exploitable over the network. A patch is available from the vendor, and this issue does not compromise confidentiality or integrity-only availability.
A resource exhaustion vulnerability exists in Undertow where remote attackers can send HTTP GET requests with multipart/form-data content to trigger premature parsing and disk storage of request data, leading to Denial of Service when applications use parameter retrieval methods like getParameterMap(). The vulnerability affects multiple Red Hat products including Enterprise Linux 8, 9, and 10, JBoss Enterprise Application Platform 7 and 8, Red Hat Fuse 7, and several Apache Camel variants. An attacker with network access and no authentication can exhaust server disk resources with moderate attack complexity, causing service unavailability.
ncmdump versions before 1.4.0 contain a null pointer dereference vulnerability in the cJSON.cpp module that allows local attackers to cause a denial of service through application crash. An attacker with local access and user interaction can trigger this vulnerability to disable the affected ncmdump utility. A patch is available for affected users.
A Use After Free vulnerability exists in the No-Chicken Echo-Mate SDK, specifically within the kernel memory management modules (rmap.C file), that can lead to denial of service and memory corruption. This vulnerability affects Echo-Mate versions prior to V250329 and has been reported by GovTech CSG. An attacker exploiting this flaw could trigger a crash or potentially achieve code execution through memory corruption, though the specific attack vector complexity remains dependent on the exposure of the affected kernel module.
Remote code execution in Google Chrome's Federated Credential Management (FedCM) prior to version 146.0.7680.165 enables unauthenticated attackers to execute arbitrary code within the browser sandbox through a malicious HTML page. This use-after-free vulnerability in memory management affects Chrome on all supported platforms and requires only user interaction to trigger. A patch is available in Chrome 146.0.7680.165 and later.
Sandboxed code execution in Google Chrome's WebGPU implementation (prior to 146.0.7680.165) stems from a use-after-free memory vulnerability that can be triggered via malicious HTML pages. An unauthenticated remote attacker can exploit this to execute arbitrary code within the Chrome sandbox without user interaction beyond viewing a crafted webpage. A patch is available for affected users.
Sandbox escape in Google Chrome prior to version 146.0.7680.165 via a use-after-free vulnerability in the Dawn graphics component enables remote attackers to execute arbitrary code when users visit malicious HTML pages. The vulnerability affects multiple platforms including Debian systems and requires only user interaction to trigger, bypassing Chrome's sandbox isolation. A patch is available to remediate this high-severity memory corruption flaw.
Freeciv21, an open-source turn-based strategy game, contains a stack overflow vulnerability that allows remote attackers to crash servers or client applications through specially-crafted network packets. All versions prior to 3.1.1 are affected, with exploitation requiring no authentication and leaving no useful logs by default. While there is no evidence of active exploitation (not in CISA KEV) or public proof-of-concept code, Debian has issued security advisory DSA-6173-1 indicating distribution-level concern.
Free5GC versions 4.2.0 and earlier are vulnerable to denial of service attacks through improper handling of authentication failures in the AMF component, allowing unauthenticated remote attackers to crash the service. The vulnerability requires no user interaction and can be exploited over the network, potentially disrupting 5G core network operations. No patch is currently available.
ConcreteCMS version 9.4.7 contains a memory exhaustion vulnerability in the File Manager's download functionality that allows authenticated attackers to trigger a Denial of Service condition. The vulnerability exists in the 'download' method of 'concrete/controllers/backend/file.php', where improper memory management during zip archive creation using ZipArchive::addFromString combined with file_get_contents loads entire file contents into PHP memory without streaming or size validation. An attacker with valid authentication credentials can exploit this by requesting bulk downloads of large files, exhausting available PHP memory and causing the PHP-FPM process to crash with a SIGSEGV signal, rendering the web application unavailable with HTTP 500 errors.
OpenClaw contains an unbounded memory growth vulnerability in its Zalo webhook endpoint that enables unauthenticated remote attackers to exhaust server memory by sending repeated HTTP requests with varying query string parameters. This affects OpenClaw versions prior to 2026.3.1. The vulnerability has a CVSS score of 7.5 (High) due to its network accessibility and lack of authentication requirements, though no evidence of active exploitation (KEV) or public proof-of-concept has been identified at this time.
Rails ActiveSupport number helpers contain a denial of service vulnerability where strings with scientific notation (e.g., '1e10000') are improperly converted and expanded into extremely large decimal representations, causing excessive memory allocation and CPU consumption during string formatting. The vulnerability affects ActiveSupport across multiple Rails versions prior to 7.2.3.1, 8.0.4.1, and 8.1.2.1. An attacker can exploit this by providing maliciously crafted scientific notation strings to trigger resource exhaustion and deny service to legitimate users.
A regular expression denial of service (ReDoS) vulnerability exists in Rails ActiveSupport's NumberToDelimitedConverter, which uses gsub! with an inefficient regex pattern to insert thousands delimiters into numeric strings. An attacker can craft excessively long digit strings that cause quadratic time complexity, leading to CPU exhaustion and denial of service. Patches are available from the Rails project for versions 7.2.3.1, 8.0.4.1, and 8.1.2.1, and the vulnerability is tagged as a denial of service issue affecting the activesupport gem.
A Cross-Site Scripting (XSS) vulnerability exists in Ruby on Rails' debug exceptions page due to improper HTML escaping of exception messages. This affects Rails applications running in development mode with detailed exception pages enabled (config.consider_all_requests_local = true, which is the default), allowing an attacker to inject arbitrary HTML and JavaScript that executes in the context of the debug page. While this primarily impacts development environments, applications with development configurations exposed to untrusted network access or those reusing development settings in production could face real exploitation risk.
The cbor2 Python library, which implements CBOR serialization, suffers from uncontrolled recursion when decoding deeply nested CBOR structures, allowing remote attackers to trigger Denial of Service by sending crafted payloads containing approximately 100,000 nested arrays. All versions prior to 5.9.0 are affected, including both the pure Python implementation and the C extension. Attackers can crash worker processes in web servers (Gunicorn, Uvicorn) and task queues (Celery) with small malicious packets under 100KB, causing complete service outages through repeated worker crashes.
A Denial-of-Service vulnerability exists in the httpd component of TP-Link TD-W8961N v4.0 routers, caused by improper input sanitization (CWE-20) that allows attackers to craft malicious requests triggering httpd service crashes. The vulnerability enables service interruption and network unavailability for affected users. Although no CVSS score or EPSS metric is publicly available, a vendor patch is already available, indicating acknowledgment of the issue's severity and exploitability.
Unauthenticated remote attackers can crash strongSwan versions 4.5.0 through 6.0.4 via integer underflow in the EAP-TTLS AVP parser during IKEv2 authentication by sending malformed AVP packets with invalid length fields. Public exploit code exists for this denial of service vulnerability, which triggers memory corruption in the charon daemon with no available patch. Organizations running affected strongSwan versions are vulnerable to service disruption without authentication or user interaction required.
cgltf versions 1.15 and earlier are vulnerable to integer overflow in sparse accessor validation that enables local attackers to craft malicious glTF/GLB files triggering heap buffer over-reads. Exploitation causes denial of service through application crashes and may leak sensitive memory contents. No patch is currently available for this high-severity vulnerability (CVSS 8.4).
Blob Studio 2.17 contains a denial of service vulnerability that allows local attackers to crash the application by providing malformed input through the key entry mechanism. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Liquid Studio 2.17 contains a denial of service vulnerability that allows local attackers to crash the application by providing malformed input through the keyboard interface. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Luminance Studio 2.17 contains a denial of service vulnerability that allows local attackers to crash the application by providing malformed input through the keyboard interface. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Paint Studio 2.17 contains a denial of service vulnerability that allows local attackers to crash the application by providing malformed input through the key entry mechanism. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Pixel Studio 2.17 contains a denial of service vulnerability that allows local attackers to crash the application by providing malformed input through the keyboard interface. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Tree Studio 2.17 contains a denial of service vulnerability that allows local attackers to crash the application by providing malformed input through the keyboard interface. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The antchfx/xpath component in Debian is vulnerable to denial of service when processing specially crafted Boolean XPath expressions, which trigger an infinite loop in the logicalQuery.Select function consuming 100% CPU resources. Unauthenticated remote attackers can exploit this over the network without user interaction to disable affected systems. No patch is currently available.
Xenstored on Ubuntu and Debian crashes when a guest VM submits a Xenstore command with an illegal node path "/local/domain/", causing a denial of service to that hypervisor component. An unprivileged guest can trigger this crash via a forced assert() statement, or if the service is built without debugging symbols, cause xenstored to consume excessive CPU resources while becoming unresponsive to further requests. No patch is currently available for this vulnerability.
The jsrsasign JavaScript library contains an infinite loop vulnerability in the BigInteger.modInverse function that allows remote attackers to permanently hang application processes through specially crafted zero or negative input values. All versions of jsrsasign prior to 11.1.1 are affected by this high-severity denial-of-service condition. A proof-of-concept exploit exists demonstrating the vulnerability, and the CVSS score of 7.5 reflects the ease of exploitation (network-accessible, low complexity, no authentication required).
A NULL pointer dereference vulnerability exists in the safe_atou64 function within owntone-server (src/misc.c) that allows remote attackers to cause a Denial of Service by sending crafted HTTP requests to the affected server. The vulnerability affects owntone-server through at least commit c4d57aa, and a public proof-of-concept exploit is available on GitHub, indicating active research and potential exploitation risk.
A NULL pointer dereference vulnerability exists in the daap_reply_playlists function within owntone-server's DAAP request handler (src/httpd_daap.c) that allows remote attackers to trigger a denial of service condition by sending a specially crafted DAAP protocol request. The vulnerability affects owntone-server at commit 3d1652d and potentially earlier versions. An attacker can remotely crash the server without authentication by exploiting improper input validation in the playlist reply handler, resulting in service unavailability.
AdminExpress 1.2.5 contains a denial of service vulnerability that allows local attackers to crash the application by submitting oversized input through the System Compare feature. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Ease Audio Converter 5.30 contains a denial of service vulnerability in the Audio Cutter function that allows local attackers to crash the application by processing malformed MP4 files. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
AnMing MP3 CD Burner 2.0 contains a buffer overflow vulnerability that allows local attackers to crash the application by supplying an oversized string. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Easy Chat Server 3.1 contains a denial of service vulnerability that allows remote attackers to crash the application by sending oversized data in the message parameter. Rated high severity (CVSS 8.7), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Fast AVI MPEG Joiner 1.2.0812 contains a buffer overflow vulnerability that allows local attackers to crash the application by supplying an oversized payload in the License Name field. Rated medium severity (CVSS 6.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
GSearch 1.0.1.0 contains a denial of service vulnerability that allows local attackers to crash the application by inputting an excessively long string in the search bar. Rated medium severity (CVSS 6.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
UltraVNC Launcher 1.2.2.4 contains a buffer overflow vulnerability in the Path vncviewer.exe property field that allows local attackers to crash the application by supplying an excessively long. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
UltraVNC Viewer 1.2.2.4 contains a denial of service vulnerability that allows attackers to crash the application by supplying an oversized string to the VNC Server input field.
Backup Key Recovery 2.2.4 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the Name field. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
HeidiSQL Portable 10.1.0.5464 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the password field. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
NSauditor 3.1.2.0 contains a buffer overflow vulnerability in the SNMP Auditor Community field that allows local attackers to crash the application by supplying an excessively long string. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
SpotAuditor 5.2.6 contains a denial of service vulnerability in the registration dialog that allows local attackers to crash the application by supplying an excessively long string in the Name field. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
jetAudio 8.1.7.20702 Basic contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string through the URL input handler. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
ASPRunner.NET 10.1 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the table name field. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
jetCast Server 2.0 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the Log directory configuration field. Rated medium severity (CVSS 6.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
PHPRunner 10.1 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the dashboard name field. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
DNSS Domain Name Search Software 2.1.8 contains a buffer overflow vulnerability in the registration code input field that allows local attackers to crash the application by submitting an excessively. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Axessh 4.2 contains a denial of service vulnerability in the logging configuration that allows local attackers to crash the application by supplying an excessively long string in the log file name. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
A regular expression denial-of-service (ReDoS) vulnerability exists in Pygments up to version 2.19.2, specifically in the AdlLexer component within pygments/lexers/archetype.py. An attacker with local access can craft malicious input that triggers inefficient regex pattern matching, causing high CPU consumption and service degradation. A public proof-of-concept exploit is available, though the vulnerability requires local access and low privileges to exploit, resulting in a CVSS score of 3.3 with Proof-of-Concept availability (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P).
Free5GC 4.1.0's AMF component is susceptible to a denial of service attack in the HandleRegistrationComplete function that can be exploited remotely without authentication. An attacker can manipulate the registration process to crash or disable the affected service. A patch is available and should be applied to restore normal operation.
BulletProof FTP Server 2019.0.0.50 contains a denial of service vulnerability in the DNS Address field that allows local attackers to crash the application by supplying an excessively long string. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
BulletProof FTP Server 2019.0.0.50 contains a denial of service vulnerability in the Storage-Path configuration parameter that allows local attackers to crash the application by supplying an. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Deluge 1.3.15 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the URL field. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Deluge 1.3.15 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the Webseeds field. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
RarmaRadio 2.72.3 contains a denial of service vulnerability in the Username field that allows local attackers to crash the application by submitting excessively long input. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
NordVPN 6.19.6 contains a denial of service vulnerability that allows local attackers to crash the application by submitting an excessively long string in the email input field. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
MediaMonkey 4.1.23 contains a denial of service vulnerability that allows local attackers to crash the application by opening a specially crafted MP3 file containing an excessively long URL string. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
RealTerm Serial Terminal 2.0.0.70 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the Port field. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
RealTerm Serial Terminal 2.0.0.70 contains a stack-based buffer overflow vulnerability in the Echo Port field that allows local attackers to crash the application by triggering a structured exception. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Valentina Studio 9.0.5 Linux contains a buffer overflow vulnerability in the Host field of the connection dialog that allows local attackers to crash the application by supplying an oversized input. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Magic Iso Maker 5.5 build 281 contains a buffer overflow vulnerability in the Serial Code registration field that allows local attackers to crash the application by submitting an oversized input. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
PCHelpWareV2 1.0.0.5 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the Group field. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
PCHelpWareV2 1.0.0.5 contains a denial of service vulnerability that allows local attackers to crash the application by supplying a malformed image file. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
jetAudio 8.1.7 contains a buffer overflow vulnerability in the video converter component that allows local attackers to crash the application by supplying an oversized string in the File Naming. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Lyric Maker 2.0.1.0 contains a buffer overflow vulnerability that allows local attackers to crash the application by supplying an excessively long string in the Title field. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Lyric Video Creator 2.1 contains a denial of service vulnerability that allows attackers to crash the application by processing malformed MP3 files.
SpotPaltalk 1.1.5 contains a denial of service vulnerability in the registration code input field that allows local attackers to crash the application by submitting an excessively long string. Rated medium severity (CVSS 6.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.