CVE-2021-27137
DD-WRT Stack-Based Buffer Overflow Vulnerability
⚠ KEVEPSS 5.4%
Description
DD-WRT contains a stack-based buffer overflow vulnerability that could allow an unauthenticated attacker to overflow an internal buffer used by UPnP and trigger a code execution vulnerability.
How to fix CVE-2021-27137
No package mapping is available — consult the references below for vendor-specific guidance.
Is CVE-2021-27137 being exploited?
Yes — CVE-2021-27137 is on the CISA Known Exploited Vulnerabilities (KEV) catalog. Patch immediately.
Affected packages (0)
No package mapping in OSV.