medium5.4
CVE-2020-2161
Improper Neutralization of Input During Web Page Generation in Jenkins
Impact
Jenkins 2.227 and earlier, LTS 2.204.5 and earlier does not properly escape node labels that are shown in the form validation for label expressions on job configuration pages, resulting in a stored XSS vulnerability exploitable by users able to define node labels.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| maven | org.jenkins-ci.main:jenkins-core | <= 2.204.5 | 2.204.6 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Jenkins | Jenkins | through 2.204.5 through 2.227 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- http://www.openwall.com/lists/oss-security/2020/03/25/2
- https://jenkins.io/security/advisory/2020-03-25/#SECURITY-1781
- https://github.com/advisories/GHSA-g8pg-qrvm-wgh2
- https://nvd.nist.gov/vuln/detail/CVE-2020-2161
- https://github.com/jenkinsci/jenkins/commit/dbff6fdcf8c4bc00729ace66c33208ae7aa18ac0