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Vulnerability record · CVE-2013-2765 · published 15 July 2013

CVE-2013-2765: Trustwave modsecurity null pointer dereference vulnerability

Trustwave · Modsecurity

The ModSecurity module before 2.7.4 for the Apache HTTP Server allows remote attackers to cause a denial of service (NULL pointer dereference, process crash, and disk consumption) via a POST request with a large body and a crafted Content-Type header.

5.0 CVSS 2.0 Medium EPSS 14% · top 3.6% CWE-476 · NULL pointer dereference
5.0CVSS 2.0 base score
14%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
22References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

The ModSecurity module before 2.7.4 for the Apache HTTP Server allows remote attackers to cause a denial of service (NULL pointer dereference, process crash, and disk consumption) via a POST request with a large body and a crafted Content-Type header.

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

Affected products

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

References

LinkTags
http://archives.neohapsis.com/archives/bugtraq/2013-05/0125.html Broken Link
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://sourceforge.net/mailarchive/message.php?msg_id=30900019 Third Party Advisory
http://www.modsecurity.org/ Vendor Advisory
http://www.shookalabs.com/ Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=967615 Issue TrackingPatchThird Party Advisory
https://github.com/SpiderLabs/ModSecurity/commit/0840b13612a0b7ef1ce7441cf811dcfc6b463fba PatchThird Party Advisory
https://github.com/shookalabs/exploits/blob/master/modsecurity_cve_2013_2765_check.py ExploitThird Party Advisory
https://raw.github.com/SpiderLabs/ModSecurity/master/CHANGES Broken Link
http://archives.neohapsis.com/archives/bugtraq/2013-05/0125.html Broken Link
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://sourceforge.net/mailarchive/message.php?msg_id=30900019 Third Party Advisory
http://www.modsecurity.org/ Vendor Advisory
http://www.shookalabs.com/ Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=967615 Issue TrackingPatchThird Party Advisory
https://github.com/SpiderLabs/ModSecurity/commit/0840b13612a0b7ef1ce7441cf811dcfc6b463fba PatchThird Party Advisory
https://github.com/shookalabs/exploits/blob/master/modsecurity_cve_2013_2765_check.py ExploitThird Party Advisory
https://raw.github.com/SpiderLabs/ModSecurity/master/CHANGES Broken Link

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Source: NIST National Vulnerability Database (record CVE-2013-2765), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.