Dir 816A2 Firmware
CVE-2023-43242
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
D-Link DIR-816 A2 v1.10CNB05 was discovered to contain a stack overflow via parameter removeRuleList in form2IPQoSTcDel.
AnalysisAI
D-Link DIR-816 A2 v1.10CNB05 was discovered to contain a stack overflow via parameter removeRuleList in form2IPQoSTcDel. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as Out-of-bounds Write (CWE-787), which allows attackers to write data beyond allocated buffer boundaries leading to code execution or crashes. D-Link DIR-816 A2 v1.10CNB05 was discovered to contain a stack overflow via parameter removeRuleList in form2IPQoSTcDel. Affected products include: Dlink Dir-816A2 Firmware.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate write boundaries, use memory-safe languages, enable compiler protections (ASLR, stack canaries).
Same weakness CWE-787 – Out-of-bounds Write
View allSame technique Memory Corruption
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External POC / Exploit Code
Leaving vuln.today