PT-2012-4785 · Apache · Apache Http Server

Zecrazytux · Published 2012-09-05 · Updated 2017-08-29 · CVE-2012-3526

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Name of the Vulnerable Software and Affected Versions Apache HTTP Server mod rpaf versions 0.5 through 0.6

Description The issue allows remote attackers to cause a denial of service, resulting in a server or application crash, by sending multiple X-Forwarded-For headers in a request.

Recommendations For mod rpaf version 0.5, update to a version that fixes this issue. For mod rpaf version 0.6, update to a version that fixes this issue. As a temporary workaround, consider restricting or disabling the use of the X-Forwarded-For header in requests to minimize the risk of exploitation.

Fix

Related Identifiers

CVE-2012-3526

DSA-2532-1

Affected Products

Apache Http Server

References · 12

• http://debian.org/security/2012/dsa-2532 · Vendor Advisory
• http://secunia.com/advisories/50400 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2012-3526 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2012-3526 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2012-3526 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2012-3526 · Security Note
• http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=683984 · Note
• http://openwall.com/lists/oss-security/2012/08/22/7 · Note
• http://zecrazytux.net/troubleshooting/apache2-segfault-debugging-tutorial · Note
• https://exchange.xforce.ibmcloud.com/vulnerabilities/77987 · Note
• http://securityfocus.com/bid/55154 · Note
• http://openwall.com/lists/oss-security/2012/08/22/2 · Note