CVE & CISA-KEV CatalogNVD
CVE-2012-4528
MEDIUMEPSS 96th pctl5.0
CVSS v2
Description
The mod_security2 module before 2.7.0 for the Apache HTTP Server allows remote attackers to bypass rules, and deliver arbitrary POST data to a PHP application, via a multipart request in which an invalid part precedes the crafted data.
CVSS v2 Vector
No CVSS vector data available.
Exploit Intelligence
12.51%probability of exploitation in 30 days
96thpercentile
Very high risk: more likely to be exploited than 96% of all known CVEs.
References
- http://lists.fedoraproject.org/pipermail/package-announce/2012-November/093011.html
- http://lists.opensuse.org/opensuse-updates/2013-08/msg00020.html
- http://lists.opensuse.org/opensuse-updates/2013-08/msg00025.html
- http://lists.opensuse.org/opensuse-updates/2013-08/msg00031.html
- http://mod-security.svn.sourceforge.net/viewvc/mod-security/m2/branches/2.7.x/CHANGES
- http://mod-security.svn.sourceforge.net/viewvc/mod-security/m2/trunk/apache2/msc_multipart.c?sortby=date&r1=2081&r2=2080&pathrev=2081
- http://mod-security.svn.sourceforge.net/viewvc/mod-security?view=revision&sortby=date&revision=2081
- http://seclists.org/fulldisclosure/2012/Oct/113
- http://www.openwall.com/lists/oss-security/2012/10/18/14
- https://www.sec-consult.com/fxdata/seccons/prod/temedia/advisories_txt/20121017-0_mod_security_ruleset_bypass.txt
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Start freeThis product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.