CVE-2025-23016
- Source
- https://cve.org/CVERecord?id=CVE-2025-23016
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-23016.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2025-23016
- Downstream
- Related
- Published
- 2025-01-10T12:15:25.480Z
- Modified
- 2026-03-11T07:46:27.750537690Z
- Severity
-
- 9.3 (Critical) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
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.
- References
-
- https://github.com/FastCGI-Archives/fcgi2/releases/tag/2.4.5
- https://www.synacktiv.com/en/publications/cve-2025-23016-exploiting-the-fastcgi-library
- http://www.openwall.com/lists/oss-security/2025/04/23/4
- https://lists.debian.org/debian-lts-announce/2025/10/msg00009.html
- https://github.com/FastCGI-Archives/fcgi2/issues/67