Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Modwsgi | Mod Wsgi | < 4.9.3 |
| Debian | Debian Linux | 10.0 |
Related Weaknesses (CWE)
References
- https://github.com/GrahamDumpleton/mod_wsgi/blob/4.9.2/src/server/mod_wsgi.c#L13ExploitThird Party Advisory
- https://github.com/GrahamDumpleton/mod_wsgi/blob/4.9.2/src/server/mod_wsgi.c#L14ExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00021.htmlMailing ListThird Party Advisory
- https://modwsgi.readthedocs.io/en/latest/release-notes/version-4.9.3.htmlRelease NotesThird Party Advisory
- https://github.com/GrahamDumpleton/mod_wsgi/blob/4.9.2/src/server/mod_wsgi.c#L13ExploitThird Party Advisory
- https://github.com/GrahamDumpleton/mod_wsgi/blob/4.9.2/src/server/mod_wsgi.c#L14ExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00021.htmlMailing ListThird Party Advisory
- https://modwsgi.readthedocs.io/en/latest/release-notes/version-4.9.3.htmlRelease NotesThird Party Advisory
FAQ
What is CVE-2022-2255?
CVE-2022-2255 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 ...
How severe is CVE-2022-2255?
CVE-2022-2255 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-2255?
Check the references section above for vendor advisories and patch information. Affected products include: Modwsgi Mod Wsgi, Debian Debian Linux.