PT-2020-15442 · Jenkins · Jenkins Matrix Authorization Strategy Plugin+1

Wadeck Follonier · Published 2020-07-15 · Updated 2023-10-25 · CVE-2020-2226

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Jenkins Matrix Authorization Strategy Plugin versions 2.6.1 and earlier

Description The issue is related to a stored cross-site scripting vulnerability. It occurs because user names shown in the configuration or permission table are not properly escaped. This can be exploited by a user with specific permissions, such as Job/Configure, Agent/Configure, or Overall/Administer, depending on the authorization setup. The vulnerability allows for the execution of malicious scripts.

Recommendations For Jenkins Matrix Authorization Strategy Plugin versions 2.6.1 and earlier, update to version 2.6.2 or later, which escapes user names in the permission table, addressing the stored cross-site scripting vulnerability.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2020-2226

GHSA-VR6V-WJFW-RXCR

RHSA-2020:3453

RHSA-2020:3541

RHSA-2020:3625

RHSA-2020:4265

Affected Products

Jenkins

Jenkins Matrix Authorization Strategy Plugin

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2020-2226 · Security Note
• https://jenkins.io/security/advisory/2020-07-15/#SECURITY-1909 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-2226 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-vr6v-wjfw-rxcr · Vendor Advisory
• https://github.com/jenkinsci/matrix-auth-plugin · Note
• https://github.com/jenkinsci/matrix-auth-plugin/commit/e263a2feb47594787952a7e0bd1550e849c58b07 · Note
• https://t.me/cvenotify/5052 · Telegram Post
• http://openwall.com/lists/oss-security/2020/07/15/5 · Note