CVEvulnerability
CVE-2022-2255
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2022-08-25
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- Weaknesses
- CWE-345, CWE-348
Description
A vulnerability was found in mod_wsgi. The X-Client-IP header is not removed from a request from an untrusted proxy, allowing an attacker to pass the X-Client-IP header to the target WSGI application because the condition to remove it is missing.
Affected configurations
• modwsgi mod wsgi (< 4.9.3)
• debian debian linux 10.0
Related
References
- https://github.com/GrahamDumpleton/mod_wsgi/blob/4.9.2/src/server/mod_wsgi.c#L13940-L13941 Exploit, Third Party Advisory
- https://github.com/GrahamDumpleton/mod_wsgi/blob/4.9.2/src/server/mod_wsgi.c#L14046-L14082 Exploit, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00021.html Mailing List, Third Party Advisory
- https://modwsgi.readthedocs.io/en/latest/release-notes/version-4.9.3.html Release Notes, Third Party Advisory
- https://github.com/GrahamDumpleton/mod_wsgi/blob/4.9.2/src/server/mod_wsgi.c#L13940-L13941 Exploit, Third Party Advisory
- https://github.com/GrahamDumpleton/mod_wsgi/blob/4.9.2/src/server/mod_wsgi.c#L14046-L14082 Exploit, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00021.html Mailing List, Third Party Advisory
- https://modwsgi.readthedocs.io/en/latest/release-notes/version-4.9.3.html Release Notes, Third Party Advisory