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D-Link EUVD-2026-14329

| CVE-2026-4555 HIGH
Stack-based Buffer Overflow (CWE-121)
2026-03-22 VulDB GHSA-fwg7-xgp7-84j9
7.4
CVSS 4.0 · NVD
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NVD PRIMARY
7.4 HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
X

Lifecycle Timeline

4
PoC Detected
Apr 03, 2026 - 19:31 vuln.today
Public exploit code
EUVD ID Assigned
Mar 22, 2026 - 17:00 euvd
EUVD-2026-14329
Analysis Generated
Mar 22, 2026 - 17:00 vuln.today
CVE Published
Mar 22, 2026 - 16:51 nvd
HIGH 7.4

DescriptionCVE.org

A weakness has been identified in D-Link DIR-513 1.10. The impacted element is the function formEasySetTimezone of the file /goform/formEasySetTimezone of the component boa. This manipulation of the argument curTime causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks. This vulnerability only affects products that are no longer supported by the maintainer.

AnalysisAI

Remote code execution in D-Link DIR-513 1.10 through stack-based buffer overflow in the /goform/formEasySetTimezone endpoint allows authenticated attackers to achieve full system compromise. Public exploit code exists for this vulnerability, and affected devices are no longer receiving security updates from the vendor. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Authenticate to D-Link DIR-513 web interface
Exploit
Send crafted request to /goform/formEasySetTimezone
Execution
Overflow curTime parameter in formEasySetTimezone function
Impact
Overwrite stack memory and execute arbitrary code

Vulnerability AssessmentAI

Exploitation D-Link DIR-513 firmware version 1.10 (end-of-life product). … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment This vulnerability presents a critical real-world risk despite requiring low-privilege authentication (PR:L). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker identifies a D-Link DIR-513 device exposed on the network through port scanning or Shodan searches. After obtaining or guessing low-privilege credentials (potentially using default credentials like admin/admin common on legacy devices), the attacker authenticates to the web interface and sends a specially crafted POST request to /goform/formEasySetTimezone with an oversized 'curTime' parameter containing shellcode. …
Remediation Since the D-Link DIR-513 is an end-of-life product with no vendor support or available patches, the primary remediation is immediate device replacement with a currently supported router model from D-Link or another vendor. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Inventory all DIR-513 devices in production and assess business criticality. …

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EUVD-2026-14329 vulnerability details – vuln.today

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