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CVE-2025-23016

CVE-2025-23016

CVSS 9.3 CRITICALEPSS 0.6%CWE-190
FastCGI fcgi2 (aka fcgi) 2.x through 2.4.4 has an integer overflow (and resultant heap-based buffer overflow) via crafted nameLen or valueLen values in data to the IPC socket. This occurs in ReadParams in fcgiapp.c.
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Productos afectados
FastCGI · fcgi

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Referencias
https://github.com/FastCGI-Archives/fcgi2/issues/67https://github.com/FastCGI-Archives/fcgi2/releases/tag/2.4.5https://lists.debian.org/debian-lts-announce/2025/10/msg00009.htmlhttps://www.synacktiv.com/en/publications/cve-2025-23016-exploiting-the-fastcgi-libraryhttp://www.openwall.com/lists/oss-security/2025/04/23/4