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Vulnerability record · CVE-2012-4528 · published 28 December 2012

CVE-2012-4528: Trustwave modsecurity vulnerability

Trustwave · Modsecurity

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.

5.0 CVSS 2.0 Medium EPSS 13% · top 3.9%
5.0CVSS 2.0 base score
13%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
20References, 2 tagged exploit
16 Jun 2026Last modified by NVD

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.

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

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.fedoraproject.org/pipermail/package-announce/2012-November/093011.html Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-08/msg00020.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-08/msg00025.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-08/msg00031.html Mailing ListThird Party Advisory
http://mod-security.svn.sourceforge.net/viewvc/mod-security/m2/branches/2.7.x/CHANGES Broken Link
http://mod-security.svn.sourceforge.net/viewvc/mod-security/m2/trunk/apache2/msc_multipart.c?sortby=date&r1=2081&r2=2080 Broken Link
http://mod-security.svn.sourceforge.net/viewvc/mod-security?view=revision&sortby=date&revision=2081 Broken Link
http://seclists.org/fulldisclosure/2012/Oct/113 ExploitMailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2012/10/18/14 Mailing ListThird Party Advisory
https://www.sec-consult.com/fxdata/seccons/prod/temedia/advisories_txt/20121017-0_mod_security_ruleset_bypass.txt Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2012-November/093011.html Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-08/msg00020.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-08/msg00025.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-08/msg00031.html Mailing ListThird Party Advisory
http://mod-security.svn.sourceforge.net/viewvc/mod-security/m2/branches/2.7.x/CHANGES Broken Link
http://mod-security.svn.sourceforge.net/viewvc/mod-security/m2/trunk/apache2/msc_multipart.c?sortby=date&r1=2081&r2=2080 Broken Link
http://mod-security.svn.sourceforge.net/viewvc/mod-security?view=revision&sortby=date&revision=2081 Broken Link
http://seclists.org/fulldisclosure/2012/Oct/113 ExploitMailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2012/10/18/14 Mailing ListThird Party Advisory
https://www.sec-consult.com/fxdata/seccons/prod/temedia/advisories_txt/20121017-0_mod_security_ruleset_bypass.txt Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2012-4528), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.