Vulnerability in Apache HTTP Server
CVE-2012-3526
The reverse proxy add forward module (mod_rpaf) 0.5 and 0.6 for the Apache HTTP Server allows remote attackers to cause a denial of service (server or application crash) via multiple X-Forwarded-For headers in a request.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.070 (94.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 94.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.070 · newest: 0.070 · change: 0.000
Affected products
- Apache HTTP Server
- Thomas Eibner Mod Rpaf — versions 0.5, 0.6
Public proof-of-concept exploits
References
- www.openwall.com/lists/oss-security/2012/08/22/2 (mailing-list)
- bugs.debian.org/cgi-bin/bugreport.cgi
- zecrazytux.net/troubleshooting/apache2-segfault-debugging-tutorial
- www.openwall.com/lists/oss-security/2012/08/22/7 (mailing-list)
- www.securityfocus.com/bid/55154 (vdb-entry)
- exchange.xforce.ibmcloud.com/vulnerabilities/77987 (vdb-entry)
- secunia.com/advisories/50400 (Vendor Advisory, third-party-advisory)
- www.debian.org/security/2012/dsa-2532 (vendor-advisory)
Frequently asked questions
- What is CVE-2012-3526?
- CVE-2012-3526 is a vulnerability in Apache HTTP Server. Published 2012-09-05.
- Is CVE-2012-3526 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.