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Fencer Intel
medium 5.0

CVE-2013-2765 json

The ModSecurity module before 2.7.4 for the Apache HTTP Server allows remote attackers to cause a denial of service (NULL pointer dereferen…

published 13y ago modified 4mo ago also EUVD-2013-2704

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
13.7%
EPSS 13.7% chance of exploitation in 30 days, percentile 96%
public exploits
1
Exploit-DB

Summary

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.

Patch / fix

  • trustwave modsecurity 2.7.4
  • modsecurity-apache Debian 14, Debian 13, Debian 12 2.6.6-9

debian advisories DEBIAN-CVE-2013-2765

  • apache2-mod_security2 openSUSE Tumbleweed 2.9.0-5.6

opensuse advisories openSUSE-SU-2024:10034-1

Is CVE-2013-2765 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2013-2765 updated cvss 4.3

mod_security: NULL pointer dereference (DoS, crash) when forceRequestBodyVariable action triggered and unknown Content-Type was used

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. First public exploit (EDB-25852)
  2. Published

Exploit prediction

13.72% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-25852 ModSecurity - Remote Null Pointer Dereference dos, 2013-05-31
  • github.com https://github.com/shookalabs/exploits/blob/master/modsecurity_cve_2013_2765_check.py referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.