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2026-10-31
Opengear Console Server index.cgi Heap-based Buffer Overflow Vulnerability (CVE-2026-102212) Technical Advisory
[Affected Scope] Opengear IM72XX, CM71XX, and ACM70XX console server appliances running firmware versions 4.8.0 through 5.5.2
[Impact] Unauthenticated remote attackers can crash the index.cgi process or potentially execute arbitrary code via a crafted multipart/form-data POST request
[Mitigation] Immediately upgrade to firmware version 5.5.3 or later, which contains the official security patch