CVE-2020-2161

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.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.4 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
jenkinsCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 53%
VendorProductVersion
jenkinsjenkins
𝑥
≤ 2.204.5
jenkinsjenkins
𝑥
≤ 2.227
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
http://www.openwall.com/lists/oss-security/2020/03/25/2
https://jenkins.io/security/advisory/2020-03-25/#SECURITY-1781
http://www.openwall.com/lists/oss-security/2020/03/25/2
https://jenkins.io/security/advisory/2020-03-25/#SECURITY-1781