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Fencer Intel
medium 4.3

CVE-2014-0117 json

The mod_proxy module in the Apache HTTP Server 2.4.x before 2.4.10, when a reverse proxy is enabled, allows remote attackers to cause a den…

published 2014-07-20 12 y ago modified 2026-06-17 4 mo ago also EUVD-2014-0187

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
35.7%
EPSS 35.7% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known

Summary

The mod_proxy module in the Apache HTTP Server 2.4.x before 2.4.10, when a reverse proxy is enabled, allows remote attackers to cause a denial of service (child-process crash) via a crafted HTTP Connection header.

Patch / fix

  • apache2 Debian 14, Debian 13, Debian 12 2.4.10-1

debian advisories DEBIAN-CVE-2014-0117

  • apache2 Ubuntu 14.04 LTS 2.4.7-1ubuntu4.1

ubuntu advisories UBUNTU-CVE-2014-0117

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • httpd24-httpd RHEL 1 SOFTWARE_COLLECTIONS 2.4.6-18.el6
  • httpd24-httpd RHEL 1 SOFTWARE_COLLECTIONS 2.4.6-21.el7
  • httpd24-mod_ssl RHEL 1 SOFTWARE_COLLECTIONS 1:2.4.6-18.el6
  • httpd24-mod_ssl RHEL 1 SOFTWARE_COLLECTIONS 1:2.4.6-21.el7
  • httpd24-mod_ldap RHEL 1 SOFTWARE_COLLECTIONS 2.4.6-18.el6
  • httpd24-mod_ldap RHEL 1 SOFTWARE_COLLECTIONS 2.4.6-21.el7
  • httpd24-httpd-tools RHEL 1 SOFTWARE_COLLECTIONS 2.4.6-18.el6
  • httpd24-httpd-tools RHEL 1 SOFTWARE_COLLECTIONS 2.4.6-21.el7

red hat advisories RHSA-2014:0922RHSA-2014:0921

  • apache2 openSUSE Tumbleweed 2.4.23-4.1

opensuse advisories openSUSE-SU-2024:10268-1

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-2014-0117 updated cvss 5.0

httpd: mod_proxy denial of service

  • Red Hat Enterprise Linux Client Optional (v. 7) httpd 2.4.6-18.el7_0, mod_ssl 2.4.6-18.el7_0, mod_ldap 2.4.6-18.el7_0, httpd-tools 2.4.6-18.el7_0, mod_session 2.4.6-18.el7_0, httpd-manual 2.4.6-18.el7_0, +1 more Red Hat Enterprise Linux ComputeNode Optional (v. 7) httpd 2.4.6-18.el7_0, mod_ssl 2.4.6-18.el7_0, mod_ldap 2.4.6-18.el7_0, httpd-tools 2.4.6-18.el7_0, mod_session 2.4.6-18.el7_0, httpd-manual 2.4.6-18.el7_0, +1 more Red Hat Enterprise Linux Server (v. 7) httpd 2.4.6-18.el7_0, mod_ssl 2.4.6-18.el7_0, httpd-tools 2.4.6-18.el7_0, httpd-manual 2.4.6-18.el7_0 Red Hat Enterprise Linux Server Optional (v. 7) mod_ldap 2.4.6-18.el7_0, mod_session 2.4.6-18.el7_0, mod_proxy_html 2.4.6-18.el7_0 Red Hat Enterprise Linux Workstation (v. 7) httpd 2.4.6-18.el7_0, mod_ssl 2.4.6-18.el7_0, httpd-tools 2.4.6-18.el7_0, httpd-manual 2.4.6-18.el7_0 Red Hat Enterprise Linux Workstation Optional (v. 7) mod_ldap 2.4.6-18.el7_0, mod_session 2.4.6-18.el7_0, mod_proxy_html 2.4.6-18.el7_0
    fixed: vendor fix RHSA-2014:0921
  • Red Hat Software Collections 1 for Red Hat Enterprise Linux Server (v. 6) httpd24-httpd 2.4.6-18.el6, httpd24-mod_ssl 2.4.6-18.el6, httpd24-mod_ldap 2.4.6-18.el6, httpd24-httpd-tools 2.4.6-18.el6, httpd24-mod_session 2.4.6-18.el6, httpd24-httpd-manual 2.4.6-18.el6, +1 more Red Hat Software Collections 1 for Red Hat Enterprise Linux Server (v. 7) httpd24-httpd 2.4.6-21.el7, httpd24-mod_ssl 2.4.6-21.el7, httpd24-mod_ldap 2.4.6-21.el7, httpd24-httpd-tools 2.4.6-21.el7, httpd24-mod_session 2.4.6-21.el7, httpd24-httpd-manual 2.4.6-21.el7, +1 more Red Hat Software Collections 1 for Red Hat Enterprise Linux Server EUS (v. 6.4) httpd24-httpd 2.4.6-18.el6, httpd24-mod_ssl 2.4.6-18.el6, httpd24-mod_ldap 2.4.6-18.el6, httpd24-httpd-tools 2.4.6-18.el6, httpd24-mod_session 2.4.6-18.el6, httpd24-httpd-manual 2.4.6-18.el6, +1 more Red Hat Software Collections 1 for Red Hat Enterprise Linux Workstation (v. 6) httpd24-httpd 2.4.6-18.el6, httpd24-mod_ssl 2.4.6-18.el6, httpd24-mod_ldap 2.4.6-18.el6, httpd24-httpd-tools 2.4.6-18.el6, httpd24-mod_session 2.4.6-18.el6, httpd24-httpd-manual 2.4.6-18.el6, +1 more Red Hat Software Collections 1 for Red Hat Enterprise Linux Workstation (v. 7) httpd24-httpd 2.4.6-21.el7, httpd24-mod_ssl 2.4.6-21.el7, httpd24-mod_ldap 2.4.6-21.el7, httpd24-httpd-tools 2.4.6-21.el7, httpd24-mod_session 2.4.6-21.el7, httpd24-httpd-manual 2.4.6-21.el7, +1 more
    fixed: vendor fix RHSA-2014:0922
  • Red Hat Directory Server 8 httpd Red Hat Enterprise Linux 5 httpd Red Hat Enterprise Linux 6 httpd, mod_ssl, httpd-tools, httpd-manual Red Hat JBoss Enterprise Application Platform 5 httpd Red Hat JBoss Enterprise Application Platform 6 httpd, mod_ssl, mod_ldap, httpd-tools, httpd-manual Red Hat JBoss Enterprise Web Server 1 httpd
    +1 more products
    Red Hat JBoss Enterprise Web Server 2 jbcs-httpd24, jbcs-httpd24-runtime
    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

Exploit prediction

35.68% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-20 Improper Input Validation
Technology feeds

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.