PT-2018-15224 · Cloudbees+1 · Jenkins

Published 2018-08-23 · Updated 2022-05-14 · CVE-2018-1999045

Positive Technologies (AI Summary)

CVSS v2.0

5.5

Medium

Base vector

AV:N/AC:L/Au:S/C:P/I:P/A:N

Name of the Vulnerable Software and Affected Versions Jenkins versions prior to 2.137 Jenkins versions prior to 2.121.2

Description A vulnerability exists due to improper authentication, allowing attackers with a valid cookie to remain logged in even if the feature is disabled. This issue is related to the SecurityRealm.java and TokenBasedRememberMeServices2.java files.

Recommendations For versions prior to 2.137, update to a version that includes the fix for this issue. For versions prior to 2.121.2, update to a version that includes the fix for this issue. As a temporary workaround, consider restricting access to the SecurityRealm.java and TokenBasedRememberMeServices2.java files until a patch is available.

Fix

Improper Authentication

Weakness Enumeration

CWE-287

Related Identifiers

CVE-2018-1999045

GHSA-Q4CQ-R7HG-PXQQ

Affected Products

Jenkins

References · 7

• https://osv.dev/vulnerability/CVE-2018-1999045 · Vendor Advisory
• https://jenkins.io/security/advisory/2018-08-15/#SECURITY-996 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-q4cq-r7hg-pxqq · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-1999045 · Security Note
• https://github.com/jenkinsci/jenkins · Note
• https://github.com/jenkinsci/jenkins/commit/ef9583a24abc4de157e1570cb32d7a273d327f36 · Note
• https://github.com/jenkinsci/jenkins/commit/24d350d8a6f033bf32c94b3f7cca2d1ab2f9df03 · Note