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CVE-2015-8103

9.8 · CRITICAL

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/ROO…

Published Nov 25, 2015redhatCWE-502EPSS 86.71%

Overview

CVE-2015-8103 is a critical-severity vulnerability affecting redhat openshift_container_platform. It was published on November 25, 2015 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

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'".

Remediation

Check the references section for vendor advisories and patches from redhat. Update openshift_container_platform to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
jenkinsjenkins>= 0, < 1.625.2Affected

References

Reffoxglovesecurity.com/2015/11/06/what-do-weblogic-websphere-jboss-jenkins-opennms-and-your-application-have-in-common-this-vulnerability/#jenkinsRefpacketstormsecurity.com/files/134805/Jenkins-CLI-RMI-Java-Deserialization.htmlRefrhn.redhat.com/errata/RHSA-2016-0489.htmlRefwww.openwall.com/lists/oss-security/2015/11/09/5Refwww.openwall.com/lists/oss-security/2015/11/18/11Refwww.openwall.com/lists/oss-security/2015/11/18/13Refwww.openwall.com/lists/oss-security/2015/11/18/2Refwww.securityfocus.com/bid/77636Refaccess.redhat.com/errata/RHSA-2016:0070Refjenkins-ci.org/content/mitigating-unauthenticated-remote-code-execution-0-day-jenkins-cli

How CyberStrike helps

Frequently asked questions

What is CVE-2015-8103?

CVE-2015-8103 is a critical-severity vulnerability affecting redhat openshift_container_platform. It was published on November 25, 2015 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2015-8103?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2015-8103?

Check the references section for vendor advisories and patches from redhat. Update openshift_container_platform to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2015-8103?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2015-8103 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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