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CVE-2012-4528

5.0 · MEDIUM

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 i…

Published Dec 28, 2012trustwaveEPSS 12.51%

Overview

CVE-2012-4528 is a medium-severity vulnerability affecting trustwave modsecurity. It was published on December 28, 2012 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from trustwave. Update modsecurity to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
trustwavemodsecurity>= 0, < 2.7.0Affected

References

Reflists.fedoraproject.org/pipermail/package-announce/2012-November/093011.htmlReflists.opensuse.org/opensuse-updates/2013-08/msg00020.htmlReflists.opensuse.org/opensuse-updates/2013-08/msg00025.htmlReflists.opensuse.org/opensuse-updates/2013-08/msg00031.htmlRefmod-security.svn.sourceforge.net/viewvc/mod-security/m2/branches/2.7.x/CHANGESRefmod-security.svn.sourceforge.net/viewvc/mod-security/m2/trunk/apache2/msc_multipart.c?sortby=date&r1=2081&r2=2080&pathrev=2081Refmod-security.svn.sourceforge.net/viewvc/mod-security?view=revision&sortby=date&revision=2081Refseclists.org/fulldisclosure/2012/Oct/113Refwww.openwall.com/lists/oss-security/2012/10/18/14Refwww.sec-consult.com/fxdata/seccons/prod/temedia/advisories_txt/20121017-0_mod_security_ruleset_bypass.txt

How CyberStrike helps

Frequently asked questions

What is CVE-2012-4528?

CVE-2012-4528 is a medium-severity vulnerability affecting trustwave modsecurity. It was published on December 28, 2012 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2012-4528?

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2012-4528?

Check the references section for vendor advisories and patches from trustwave. Update modsecurity to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2012-4528?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2012-4528 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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