CWE
384
Advisory Published
Advisory Published
Updated

CVE-2018-1000409

First published: Wed Jan 09 2019(Updated: )

A session fixation vulnerability exists in Jenkins 2.145 and earlier, LTS 2.138.1 and earlier in core/src/main/java/hudson/security/HudsonPrivateSecurityRealm.java that prevented Jenkins from invalidating the existing session and creating a new one when a user signed up for a new user account.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
maven/org.jenkins-ci.main:jenkins-core>=2.140<=2.145
2.146
maven/org.jenkins-ci.main:jenkins-core<=2.138.1
2.138.2
Jenkins LTS<=2.138.1
Jenkins LTS<=2.145

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Frequently Asked Questions

  • What is the severity of CVE-2018-1000409?

    CVE-2018-1000409 is categorized as a medium severity vulnerability.

  • How do I fix CVE-2018-1000409?

    To fix CVE-2018-1000409, you should upgrade Jenkins to version 2.146 or higher.

  • Which versions of Jenkins are affected by CVE-2018-1000409?

    Jenkins versions 2.145 and earlier, as well as LTS versions 2.138.1 and earlier, are affected by CVE-2018-1000409.

  • What type of vulnerability is CVE-2018-1000409?

    CVE-2018-1000409 is a session fixation vulnerability.

  • What impact does CVE-2018-1000409 have on Jenkins?

    CVE-2018-1000409 could allow an attacker to exploit existing sessions when a new user account is created.

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