Description
A denial of service vulnerability exists in Jenkins 2.137 and earlier, 2.121.2 and earlier in BasicAuthenticationFilter.java, BasicHeaderApiTokenAuthenticator.java that allows attackers to create ephemeral in-memory user records by attempting to log in using invalid credentials.
Scores
CVSS v3
7.5
EPSS
0.0027
EPSS Percentile
50.6%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-772
Status
published
Products (3)
jenkins/jenkins
< 2.121.2
jenkins/jenkins
< 2.137
org.jenkins-ci.main/jenkins-core
0 - 2.121.3Maven
Published
Aug 23, 2018
Tracked Since
Feb 18, 2026