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Fencer Intel
medium 4.3

CVE-2012-4558 json

Multiple cross-site scripting (XSS) vulnerabilities in the balancer_handler function in the manager interface in mod_proxy_balancer.c in th…

published 2013-02-26 13 y ago modified 2026-06-16 4 mo ago also EUVD-2012-4486

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
22.9%
EPSS 22.9% chance of exploitation in 30 days, percentile 97%
public exploits
0
none known

Summary

Multiple cross-site scripting (XSS) vulnerabilities in the balancer_handler function in the manager interface in mod_proxy_balancer.c in the mod_proxy_balancer module in the Apache HTTP Server 2.2.x before 2.2.24-dev and 2.4.x before 2.4.4 allow remote attackers to inject arbitrary web script or HTML via a crafted string.

Patch / fix

  • apache2 Debian 14, Debian 13, Debian 12 2.2.22-13

debian advisories DEBIAN-CVE-2012-4558

  • httpd jboss enterprise application platform 6 2.2.22-25.ep6.el6
  • netty jboss enterprise application platform 6 3.6.6-2.Final_redhat_1.1.ep6.el6
  • wss4j jboss enterprise application platform 6 1.6.10-1.redhat_1.ep6.el6
  • openws jboss enterprise application platform 6 1.4.2-10.redhat_4.1.ep6.el6
  • hornetq jboss enterprise application platform 6 2.3.5-2.Final_redhat_2.1.ep6.el6
  • jbossts jboss enterprise application platform 6 1:4.17.7-4.Final_redhat_4.ep6.el6
  • jgroups jboss enterprise application platform 6 1:3.2.10-1.Final_redhat_2.2.ep6.el6
  • mod_ssl jboss enterprise application platform 6 1:2.2.22-25.ep6.el6

red hat advisories RHSA-2013:1208RHSA-2013:1207RHSA-2013:0815RHSA-2013:1012RHSA-2013:1011

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-2012-4558 updated cvss 4.3

httpd: XSS flaw in mod_proxy_balancer manager interface

  • Red Hat JBoss Enterprise Web Server 1 httpd
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux (v. 5 server) httpd 2.2.3-78.el5_9, mod_ssl 2.2.3-78.el5_9, httpd-manual 2.2.3-78.el5_9 Red Hat Enterprise Linux Desktop (v. 6) httpd 2.2.15-28.el6_4, httpd-tools 2.2.15-28.el6_4 Red Hat Enterprise Linux Desktop Optional (v. 6) httpd 2.2.15-28.el6_4, mod_ssl 2.2.15-28.el6_4, httpd-manual 2.2.15-28.el6_4 Red Hat Enterprise Linux HPC Node (v. 6) httpd 2.2.15-28.el6_4, httpd-tools 2.2.15-28.el6_4 Red Hat Enterprise Linux HPC Node Optional (v. 6) httpd 2.2.15-28.el6_4, mod_ssl 2.2.15-28.el6_4, httpd-manual 2.2.15-28.el6_4 Red Hat Enterprise Linux Server (v. 6) httpd 2.2.15-28.el6_4, mod_ssl 2.2.15-28.el6_4, httpd-tools 2.2.15-28.el6_4, httpd-manual 2.2.15-28.el6_4
    +1 more products
    Red Hat Enterprise Linux Workstation (v. 6) httpd 2.2.15-28.el6_4, mod_ssl 2.2.15-28.el6_4, httpd-tools 2.2.15-28.el6_4, httpd-manual 2.2.15-28.el6_4
    fixed: vendor fix RHSA-2013:0815
  • Red Hat JBoss Enterprise Application Platform 6 for RHEL 5 Server httpd 2.2.22-25.ep6.el5, mod_ssl 2.2.22-25.ep6.el5, httpd-tools 2.2.22-25.ep6.el5, httpd-manual 2.2.22-25.ep6.el5, wss4j 1.6.10-1.redhat_1.ep6.el5, openws 1.4.2-10.redhat_4.1.ep6.el5, +117 more
    fixed: vendor fix RHSA-2013:1207
  • Red Hat JBoss Enterprise Application Platform 6 for RHEL 6 Server httpd 2.2.22-25.ep6.el6, mod_ssl 2.2.22-25.ep6.el6, httpd-tools 2.2.22-25.ep6.el6, httpd-manual 2.2.22-25.ep6.el6, wss4j 1.6.10-1.redhat_1.ep6.el6, openws 1.4.2-10.redhat_4.1.ep6.el6, +117 more
    fixed: vendor fix RHSA-2013:1208
  • Red Hat JBoss Enterprise Application Platform 6.1
    fixed: vendor fix RHSA-2013:1209
  • Red Hat JBoss Enterprise Web Server 2 for RHEL 5 Server httpd 2.2.22-23.ep6.el5, mod_ssl 2.2.22-23.ep6.el5, ecj3 3.7.2-6.redhat_1.ep6.el5, httpd-tools 2.2.22-23.ep6.el5, httpd-manual 2.2.22-23.ep6.el5, dom4j 1.6.1-19.redhat_5.ep6.el5, +33 more
    fixed: vendor fix RHSA-2013:1011
  • Red Hat JBoss Enterprise Web Server 2 for RHEL 6 Server httpd 2.2.22-23.ep6.el6, mod_ssl 2.2.22-23.ep6.el6, ecj3 3.7.2-6.redhat_1.ep6.el6, httpd-tools 2.2.22-23.ep6.el6, httpd-manual 2.2.22-23.ep6.el6, dom4j 1.6.1-19.redhat_5.ep6.el6, +33 more
    fixed: vendor fix RHSA-2013:1012
  • Red Hat JBoss Web Server 2.0
    fixed: vendor fix RHSA-2013:1013

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

22.91% chance of exploitation in the next 30 days, higher than 97% 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:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation
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.