CVE-2025-23016

Name
CVE-2025-23016
Description
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.
NVD Severity
high
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
cve@mitre.org https://github.com/FastCGI-Archives/fcgi2/issues/67
af854a3a-2127-422b-91ae-364da2661108 http://www.openwall.com/lists/oss-security/2025/04/23/4
cve@mitre.org https://github.com/FastCGI-Archives/fcgi2/releases/tag/2.4.5
cve@mitre.org https://www.synacktiv.com/en/publications/cve-2025-23016-exploiting-the-fastcgi-library
af854a3a-2127-422b-91ae-364da2661108 https://lists.debian.org/debian-lts-announce/2025/10/msg00009.html

Match rules

CPE URI Source package Min version Max version
fcgi >= 2.0.0 <= 2.4.4

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
fcgi edge-main 2.4.4-r0 Carlo Landmeter <clandmeter@alpinelinux.org> possibly vulnerable
fcgi edge-main 2.4.3-r0 Carlo Landmeter <clandmeter@alpinelinux.org> possibly vulnerable
fcgi edge-main 2.4.2-r4 Carlo Landmeter <clandmeter@alpinelinux.org> possibly vulnerable
fcgi 3.21-main 2.4.2-r4 Carlo Landmeter <clandmeter@alpinelinux.org> possibly vulnerable
fcgi 3.20-main 2.4.2-r4 Carlo Landmeter <clandmeter@alpinelinux.org> possibly vulnerable
fcgi 3.19-main 2.4.2-r4 Carlo Landmeter <clandmeter@alpinelinux.org> possibly vulnerable