CVE-2021-21670

CWE-863 — Incorrect Authorization6 documents6 sources
Severity
4.3MEDIUM
EPSS
1.2%
top 21.31%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Jenkins JenkinsJenkins Project Jenkins
Timeline
PublishedJun 30
Latest updateMay 24

Description

Jenkins 2.299 and earlier, LTS 2.289.1 and earlier allows users to cancel queue items and abort builds of jobs for which they have Item/Cancel permission even when they do not have Item/Read permission.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:NExploitability: 2.8 | Impact: 1.4

Affected Packages3 packages

▶NVDjenkins/jenkins< 2.289.2+1
▶Mavenorg.jenkins-ci.main:jenkins-core2.292 — 2.300+1
▶CVEListV5jenkins_project/jenkinsunspecified — 2.299+1

🔴Vulnerability Details

3
OSV
Improper permission checks allow canceling queue items and aborting builds in Jenkins↗2022-05-24
▶
GHSA
Improper permission checks allow canceling queue items and aborting builds in Jenkins↗2022-05-24
▶
CVEList
CVE-2021-21670: Jenkins 2↗2021-06-30
▶

📋Vendor Advisories

2
Jenkins
Jenkins Security Advisory 2021-06-30↗2021-06-30
▶
Red Hat
jenkins: improper permission checks allow canceling queue items and aborting builds↗2021-06-30
▶
CVE-2021-21670 (MEDIUM CVSS 4.3) | Jenkins 2.299 and earlier | cvebase.io