CVE-2021-21689

CWE-862 — Missing AuthorizationCWE-276 — Incorrect Default PermissionsCWE-400 — Uncontrolled Resource Consumption7 documents6 sources
Severity
9.1CRITICAL
EPSS
1.5%
top 19.19%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Jenkins JenkinsJenkins Project Jenkins
Timeline
PublishedNov 4
Latest updateMay 24

Description

FilePath#unzip and FilePath#untar were not subject to any agent-to-controller access control in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:NExploitability: 3.9 | Impact: 5.2

Affected Packages3 packages

▶NVDjenkins/jenkins< 2.303.3+1
▶Mavenorg.jenkins-ci.main:jenkins-core2.304 — 2.319+1
▶CVEListV5jenkins_project/jenkinsunspecified — 2.318+1

🔴Vulnerability Details

4
OSV
Multiple vulnerabilities allow bypassing path filtering of agent-to-controller access control in Jenkins↗2022-05-24
▶
GHSA
Multiple vulnerabilities allow bypassing path filtering of agent-to-controller access control in Jenkins↗2022-05-24
▶
GHSA
Denial of Service in Onionshare↗2022-01-21
▶
CVEList
CVE-2021-21689: FilePath#unzip and FilePath#untar were not subject to any agent-to-controller access control in Jenkins 2↗2021-11-04
▶

📋Vendor Advisories

2
Red Hat
jenkins: FilePath#unzip and FilePath#untar were not subject to any access control↗2021-11-04
▶
Jenkins
Jenkins Security Advisory 2021-11-04↗2021-11-04
▶
CVE-2021-21689 (CRITICAL CVSS 9.1) | FilePath#unzip and FilePath#untar w | cvebase.io