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CVE-2013-2765

28
FAUCET Score

CVE-2013-2765 describes a denial-of-service vulnerability in ModSecurity module versions prior to 2.7.4 for the Apache HTTP Server. Attackers can trigger a NULL pointer dereference, process crash, and disk consumption by sending a POST request with a large body and a specially crafted Content-Type header. This vulnerability has a CVSS score of 5.0 (medium severity), indicating a low attack complexity and potential for partial availability impact. While there is no evidence of active exploitation or inclusion in the KEV catalog, a public exploit (EDB-25852) exists, though community discussion and media coverage are minimal.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.7.4CPE matchmatch criteria
cpe:2.3:a:trustwave:modsecurity:*:*:*:*:*:*:*:*
11.4CPE matchmatch criteria
cpe:2.3:o:opensuse:opensuse:11.4:*:*:*:*:*:*:*
12.2CPE matchmatch criteria
cpe:2.3:o:opensuse:opensuse:12.2:*:*:*:*:*:*:*
12.3CPE matchmatch criteria
cpe:2.3:o:opensuse:opensuse:12.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
13.72%
Probability of exploitation in next 30 days
EPSS Percentile
96.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
ExploitDB: EDB-25852 · May 31, 2013
This CVE's current EPSS score of 0.1372 is in the 96th percentile among its peer group of 23,701 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
redhatpatch availablevia nvd_reference
View patch

References

archives.neohapsis.com / archives/bugtraq/2013-05/0125.html
Broken Link
lists.opensuse.org / opensuse-updates/2013-08/msg00020.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-updates/2013-08/msg00025.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-updates/2013-08/msg00031.html
Mailing ListThird Party Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingPatchThird Party Advisory
github.com / shookalabs/exploits/blob/master/modsecurity_cve_2013_2765_check.py
ExploitThird Party Advisory
github.com / SpiderLabs/ModSecurity/commit/0840b13612a0b7ef1ce7441cf811dcfc6b463fba
PatchThird Party Advisory
sourceforge.net / mailarchive/message.php
Third Party Advisory
raw.github.com / SpiderLabs/ModSecurity/master/CHANGES
Broken Link
modsecurity.org
Vendor Advisory
shookalabs.com
Third Party Advisory