PT-2019-8719 · Cloudbees+1 · Jenkins

Evan Grant · Published 2019-01-09 · Updated 2022-05-13 · CVE-2018-1000408

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

Name of the Vulnerable Software and Affected Versions Jenkins versions 2.145 and earlier Jenkins LTS versions 2.138.1 and earlier

Description A denial of service issue exists that allows attackers without Overall/Read permission to access a specific URL on instances using the built-in Jenkins user database security realm, resulting in the creation of an ephemeral user record in memory. The issue is related to the HudsonPrivateSecurityRealm.java file in core/src/main/java/hudson/security/.

Recommendations For Jenkins versions 2.145 and earlier, update to a version later than 2.145 to resolve the issue. For Jenkins LTS versions 2.138.1 and earlier, update to a version later than 2.138.1 to resolve the issue.

Fix

Improper Authorization

Weakness Enumeration

CWE-285

Related Identifiers

CVE-2018-1000408

GHSA-4H47-H3CR-23WH

Affected Products

Jenkins

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2018-1000408 · Security Note
• https://osv.dev/vulnerability/CVE-2018-1000408 · Vendor Advisory
• https://jenkins.io/security/advisory/2018-10-10/#SECURITY-1128 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-4h47-h3cr-23wh · Vendor Advisory
• https://github.com/jenkinsci/jenkins · Note
• https://github.com/jenkinsci/jenkins/commit/01157a699f611ca7492e872103ac01526a982cf2 · Note
• http://securityfocus.com/bid/106532 · Note