CVE-2021-21671
HIGH7.5EPSS 0.27%Session fixation vulnerability in Jenkins
Published: 5/24/2022Modified: 4/3/2025
Description
Jenkins LTS 2.289.1 and earlier does not invalidate the previous session on login.
Affected packages (2)
- Bitnami/jenkins>= 2.266.0, < 2.300.0
- Maven/org.jenkins-ci.main:jenkins-core>= 2.292, < 2.300
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
References (5)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2021-21671
- PATCHhttps://github.com/jenkinsci/jenkins
- WEBhttps://github.com/jenkinsci/jenkins/commit/25a42f3942fd9f8bd768c887c679dbc796b4fcd5
- WEBhttps://www.jenkins.io/security/advisory/2021-06-30/#SECURITY-2371
- WEBhttp://www.openwall.com/lists/oss-security/2021/06/30/1