Known Exploited Vulnerabilities July 21, 2026 · CISA KEV Catalog

CVE-2021-27137: DD-WRT Stack-Based Buffer Overflow Vulnerability

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.

Read the original at CISA KEV Catalog ↗

Topics

Vulnerabilities & Patching

Mentions

CVE-2021-27137DD-WRT

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