PT-2021-14681 · Jenkins · Jenkins Team Foundation Server Plugin+1

Daniel Beck · Published 2021-03-30 · Updated 2023-11-30 · CVE-2021-21638

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Jenkins Team Foundation Server Plugin versions 5.157.1 and earlier

Description A cross-site request forgery (CSRF) issue allows attackers to connect to an attacker-specified URL using attacker-specified credentials IDs, potentially capturing credentials stored in Jenkins.

Recommendations For Jenkins Team Foundation Server Plugin versions 5.157.1 and earlier, update to a version later than 5.157.1 to resolve the issue. As a temporary workaround, consider restricting access to the plugin to minimize the risk of exploitation.

Fix

CSRF

Weakness Enumeration

CWE-352

Related Identifiers

CVE-2021-21638

GHSA-263Q-5PJ7-J6HJ

Affected Products

Jenkins

Jenkins Team Foundation Server Plugin

References · 9

• https://nvd.nist.gov/vuln/detail/CVE-2021-21638 · Security Note
• https://osv.dev/vulnerability/CVE-2021-21638 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-263q-5pj7-j6hj · Vendor Advisory
• https://jenkins.io/security/advisory/2021-03-30/#SECURITY-2283%20%282%29 · Vendor Advisory
• https://github.com/jenkinsci/tfs-plugin · Note
• https://t.me/cvenotify/61770 · Telegram Post
• http://openwall.com/lists/oss-security/2021/03/30/1 · Note
• https://jenkins.io/security/advisory/2021-03-30/#SECURITY-2283%20(2) · Note
• https://t.me/cvenotify/12318 · Telegram Post