CVE-2018-1999043

HIGH

Jenkins <2.137-2.121.2 - DoS

Title source: llm

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.

References (1)

Scores

CVSS v3 7.5
EPSS 0.0033
EPSS Percentile 55.3%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Classification

CWE
CWE-772
Status published

Affected Products (3)

jenkins/jenkins < 2.121.2
jenkins/jenkins < 2.137
org.jenkins-ci.main/jenkins-core < 2.121.3Maven

Timeline

Published Aug 23, 2018
Tracked Since Feb 18, 2026