CVE-2013-6413: Use-after-free vulnerability in UnrealIRCd 3.2.10 before 3.2.10.2 allows remote attackers to cause a denial...

Security readout for executives and security teams

This is a remote crash issue in UnrealIRCd 3.2.10 before 3.2.10.2. An attacker could cause the IRC daemon to stop, disrupting chat or coordination services. The public CVE data does not provide CVSS scoring, detailed vectors, or evidence of active exploitation. Exposure is most likely where legacy UnrealIRCd 3.2.10 or earlier pre-3.2.10.2 builds remain reachable on IRC services. The source bundle does not identify affected CPEs, operating systems, or managed distributions. Treat this as a service availability risk for any legacy IRC infrastructure. Prioritize remediation if UnrealIRCd is Internet-facing or supports operational coordination, but current evidence does not justify emergency critical handling. Mitigation focus: Upgrade affected UnrealIRCd deployments to 3.2.10.2 or a later vendor-supported version.; Check UnrealIRCd release notes and vendor guidance for any deployment-specific remediation.; Restrict public access to IRC services that do not require Internet exposure..

Prepared

Jun 14, 2026, 14:32 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.