Skip to content
Fencer Intel
medium 6.4

CVE-2019-3873 json

It was found that Picketlink as shipped with Jboss Enterprise Application Platform 7.2 would accept an xinclude parameter in SAMLresponse X…

published 7y ago modified 4mo ago also EUVD-2019-13486

cvss
6.4
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 60%
public exploits
0
none known

Summary

It was found that Picketlink as shipped with Jboss Enterprise Application Platform 7.2 would accept an xinclude parameter in SAMLresponse XML. An attacker could use this flaw to send a URL to achieve cross-site scripting or possibly conduct further attacks.

Patch / fix

  • eap7-hornetq jboss enterprise application platform 7.2 2.4.7-7.Final_redhat_2.1.el6eap
  • eap7-jgroups jboss enterprise application platform 7.2 4.0.19-1.Final_redhat_00001.1.el6eap
  • eap7-wildfly jboss enterprise application platform 7.2 7.2.2-2.GA_redhat_00001.1.el6eap
  • eap7-resteasy jboss enterprise application platform 7.2 3.6.1-5.SP5_redhat_00001.1.el6eap
  • eap7-undertow jboss enterprise application platform 7.2 2.0.20-1.Final_redhat_00001.1.el6eap
  • eap7-weld-ejb jboss enterprise application platform 7.2 3.0.6-1.Final_redhat_00001.1.el6eap
  • eap7-weld-jta jboss enterprise application platform 7.2 3.0.6-1.Final_redhat_00001.1.el6eap
  • eap7-weld-web jboss enterprise application platform 7.2 3.0.6-1.Final_redhat_00001.1.el6eap

red hat advisories RHSA-2019:1419RHSA-2019:1421RHSA-2019:1420

Is CVE-2019-3873 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-2019-3873 updated cvss 6.4

picketlink: URL injection via xinclude parameter

  • Red Hat JBoss EAP 7.2
    fixed: vendor fix RHSA-2019:1424
  • Red Hat JBoss EAP 7.2 for RHEL 6 Server eap7-hornetq 2.4.7-7.Final_redhat_2.1.el6eap, eap7-apache-cxf 3.2.7-2.redhat_00002.1.el6eap, eap7-wildfly 7.2.2-2.GA_redhat_00001.1.el6eap, eap7-resteasy 3.6.1-5.SP5_redhat_00001.1.el6eap, eap7-apache-cxf-rt 3.2.7-2.redhat_00002.1.el6eap, eap7-javassist 3.23.2-2.GA_redhat_00001.1.el6eap, +101 more
    fixed: vendor fix RHSA-2019:1419
  • Red Hat JBoss EAP 7.2 for RHEL 7 Server eap7-hornetq 2.4.7-7.Final_redhat_2.1.el7eap, eap7-apache-cxf 3.2.7-2.redhat_00002.1.el7eap, eap7-wildfly 7.2.2-2.GA_redhat_00001.1.el7eap, eap7-resteasy 3.6.1-5.SP5_redhat_00001.1.el7eap, eap7-apache-cxf-rt 3.2.7-2.redhat_00002.1.el7eap, eap7-javassist 3.23.2-2.GA_redhat_00001.1.el7eap, +103 more
    fixed: vendor fix RHSA-2019:1420
  • Red Hat JBoss EAP 7.2 for RHEL 8 eap7-hornetq 2.4.7-7.Final_redhat_2.1.el8eap, eap7-apache-cxf 3.2.7-2.redhat_00002.1.el8eap, eap7-wildfly 7.2.2-2.GA_redhat_00001.1.el8eap, eap7-resteasy 3.6.1-5.SP5_redhat_00001.1.el8eap, eap7-apache-cxf-rt 3.2.7-2.redhat_00002.1.el8eap, eap7-javassist 3.23.2-2.GA_redhat_00001.1.el8eap, +101 more
    fixed: vendor fix RHSA-2019:1421
  • Red Hat Single Sign-On 7.3.2 zip
    fixed: vendor fix RHSA-2019:1456

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

0.91% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.0 6.4 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:L
NVD 3.0 9.0 CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
NVD 2.0 6.0 AV:N/AC:M/Au:S/C:P/I:P/A:P

Affected products

  • Red Hat picketlink

Classification

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

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.