Vulnerability Description
IP address spoofing when proxying using mod_remoteip and mod_rewrite For configurations using proxying with mod_remoteip and certain mod_rewrite rules, an attacker could spoof their IP address for logging and PHP scripts. Note this issue was fixed in Apache HTTP Server 2.4.24 but was retrospectively allocated a low severity CVE in 2020.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apache | Http Server | >= 2.4.1, <= 2.4.23 |
Related Weaknesses (CWE)
References
- https://httpd.apache.org/security/vulnerabilities_24.htmlVendor Advisory
- https://lists.apache.org/thread.html/r03ee478b3dda3e381fd6189366fa7af97c980d2f60
- https://lists.apache.org/thread.html/r09bb998baee74a2c316446bd1a41ae7f8d7049d09d
- https://lists.apache.org/thread.html/r3c5c3104813c1c5508b55564b66546933079250a46
- https://lists.apache.org/thread.html/r476d175be0aaf4a17680ef98c5153b4d336eaef76f
- https://lists.apache.org/thread.html/r76142b8c5119df2178be7c2dba88fde552eedeec37
- https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f8
- https://lists.apache.org/thread.html/rc998b18880df98bafaade071346690c2bc1444adaa
- https://lists.apache.org/thread.html/rcc44594d4d6579b90deccd4536b5d31f099ef563df
- https://lists.apache.org/thread.html/rd336919f655b7ff309385e34a143e41c503e133da8
- https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90b
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/202008-04Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200827-0002/
FAQ
What is CVE-2020-11985?
CVE-2020-11985 is a vulnerability with a CVSS score of 5.3 (MEDIUM). IP address spoofing when proxying using mod_remoteip and mod_rewrite For configurations using proxying with mod_remoteip and certain mod_rewrite rules, an attacker could spoof their IP address for log...
How severe is CVE-2020-11985?
CVE-2020-11985 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-11985?
Check the references section above for vendor advisories and patch information. Affected products include: Apache Http Server.