VulnerabilityModified
CVE-2022-2255
A vulnerability was found in mod_wsgi.
HIGH 7.5EPSS 0.88%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.88%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 0.88% probability · 57th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-348, CWE-345
- Affected
- modwsgi/mod wsgi · debian/debian linux
- Source
- secalert@redhat.com
References
- https://github.com/GrahamDumpleton/mod_wsgi/blob/4.9.2/src/server/mod_wsgi.c#L13940-L13941Exploit, Third Party Advisory
- https://github.com/GrahamDumpleton/mod_wsgi/blob/4.9.2/src/server/mod_wsgi.c#L14046-L14082Exploit, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00021.htmlMailing List, Third Party Advisory
- https://modwsgi.readthedocs.io/en/latest/release-notes/version-4.9.3.htmlRelease Notes, Third Party Advisory
- https://github.com/GrahamDumpleton/mod_wsgi/blob/4.9.2/src/server/mod_wsgi.c#L13940-L13941Exploit, Third Party Advisory
- https://github.com/GrahamDumpleton/mod_wsgi/blob/4.9.2/src/server/mod_wsgi.c#L14046-L14082Exploit, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00021.htmlMailing List, Third Party Advisory
- https://modwsgi.readthedocs.io/en/latest/release-notes/version-4.9.3.htmlRelease Notes, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.