PT-2021-14674 · Jenkins · Jenkins Cloud Statistics Plugin+1

Daniel Beck · CVE-2021-21631 · Published 2021-03-30 · Updated 2023-10-25

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Jenkins Cloud Statistics Plugin versions 0.26 and earlier

Description The issue concerns a lack of permission check in an HTTP endpoint, allowing attackers with Overall/Read permission and knowledge of random activity IDs to view related provisioning exception error messages. This affects users with specific permissions, potentially exposing sensitive information.

Recommendations For Jenkins Cloud Statistics Plugin versions 0.26 and earlier, update to version 0.27 or later, which requires Overall/Administer permission to access provisioning exception error messages, thus mitigating the issue.

Fix

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

CVE-2021-21631

GHSA-XV69-6RF3-W5G2

Affected Products

Jenkins

Jenkins Cloud Statistics Plugin

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2021-21631 · Security Note
• https://jenkins.io/security/advisory/2021-03-30/#SECURITY-2246 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-21631 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-xv69-6rf3-w5g2 · Vendor Advisory
• https://github.com/jenkinsci/cloud-stats-plugin/commit/07dd3da346a65083a93a071036409f1128e0b133 · Note
• https://github.com/jenkinsci/cloud-stats-plugin · Note
• http://openwall.com/lists/oss-security/2021/03/30/1 · Note
• https://t.me/cvenotify/12319 · Telegram Post