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Fencer Intel
critical 9.8

CVE-2015-8103 in the critical feed json

Jenkins CLI Deserialization of Untrusted Data vulnerability

published 10y ago modified 4mo ago also GHSA-wfw7-6632-xcv2 , EUVD-2022-5567

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
91.9%
EPSS 91.9% chance of exploitation in 30 days, percentile 99.8%
public exploits
4
Metasploit and Exploit-DB

Summary

The Jenkins CLI subsystem in Jenkins before 1.638 and LTS before 1.625.2 allows remote attackers to execute arbitrary code via a crafted serialized Java object, related to a problematic webapps/ROOT/WEB-INF/lib/commons-collections-*.jar file and the "Groovy variant in 'ysoserial'".

Patch / fix

  • maven org.jenkins-ci.main:cli 1.625.2, 1.638
  • jenkins jenkins 1.625.2, 1.638
  • php openshift 2.0 5.3.3-46.el6_7.1
  • rhc openshift 2.0 1.38.6.1-1.el6op
  • jenkins openshift 2.0 1.625.3-1.el6op
  • php-fpm openshift 2.0 5.3.3-46.el6_7.1
  • activemq openshift 2.0 5.9.0-6.redhat.611454.el6op
  • php-imap openshift 2.0 5.3.3-46.el6_7.1
  • php-intl openshift 2.0 5.3.3-46.el6_7.1
  • php-bcmath openshift 2.0 5.3.3-46.el6_7.1

red hat advisories RHSA-2016:0489RHSA-2016:0070

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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-2015-8103 updated cvss 6.8

jenkins: Remote code execution vulnerability due to unsafe deserialization in Jenkins remoting (SECURITY-218)

  • Red Hat OpenShift Enterprise 3.1 nss_wrapper 1.0.3-1.el7, openvswitch 2.4.0-1.el7, jenkins 1.625.3-2.el7aos, nodejs-rc 1.1.2-1.el7aos, nodejs-got 5.2.1-1.el7aos, nodejs-ini 1.1.0-6.el7aos, +127 more
    fixed: vendor fix “https://jenkins-ci.org/content/mitigating-unauthenticated-remote-code-execution-0-day-jenkins-cli” RHSA-2016:0070
  • Red Hat OpenShift Enterprise Client 2.2 rhc 1.38.6.1-1.el6op Red Hat OpenShift Enterprise Infrastructure 2.2 activemq 5.9.0-6.redhat.611454.el6op, openshift-enterprise-release 2.2.9-1.el6op, openshift-enterprise-upgrade 2.2.9-1.el6op, activemq-client 5.9.0-6.redhat.611454.el6op, openshift-origin-broker-util 1.37.5.3-1.el6op, openshift-enterprise-yum-validator 2.2.9-1.el6op, +4 more Red Hat OpenShift Enterprise Node 2.2 php 5.3.3-46.el6_7.1, jenkins 1.625.3-1.el6op, php-fpm 5.3.3-46.el6_7.1, php-imap 5.3.3-46.el6_7.1, php-intl 5.3.3-46.el6_7.1, php-bcmath 5.3.3-46.el6_7.1, +19 more
    fixed: vendor fix “https://jenkins-ci.org/content/mitigating-unauthenticated-remote-code-execution-0-day-jenkins-cli” RHSA-2016:0489

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 (Metasploit exploit/linux/misc/opennms_java_serialize)
  2. Published

Exploit prediction

91.87% chance of exploitation in the next 30 days, higher than 99.8% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P
GitHub 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
maven org.jenkins-ci.main:cli
<1.625.2
>=1.626, <1.638
1.625.2
1.638

Classification

Weakness
  • CWE-502 Deserialization of Untrusted Data
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.