CVE-2021-21694 — Missing Authorization in Jenkins

CWE-862 — Missing AuthorizationCWE-863 — Incorrect AuthorizationCWE-732 — Incorrect Permission Assignment7 documents6 sources
Severity
9.8CRITICALNVD
EPSS
0.3%
top 47.43%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
JenkinsJenkins Project Jenkins
Timeline
PublishedNov 4
Latest updateMay 24

Description

FilePath#toURI, FilePath#hasSymlink, FilePath#absolutize, FilePath#isDescendant, and FilePath#get*DiskSpace do not check any permissions 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:HExploitability: 3.9 | Impact: 5.9

Affected Packages2 packages

▶NVDjenkins/jenkins< 2.303.3+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
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GHSA
Multiple vulnerabilities allow bypassing path filtering of agent-to-controller access control in Jenkins↗2022-05-24
▶
GHSA
Incorrect Permission Assignment for Critical Resource in OnionShare↗2022-01-21
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CVEList
CVE-2021-21694: FilePath#toURI, FilePath#hasSymlink, FilePath#absolutize, FilePath#isDescendant, and FilePath#get*DiskSpace do not check any permissions in Jenkins 2↗2021-11-04
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📋Vendor Advisories

2
Red Hat
jenkins: FilePath#toURI, FilePath#hasSymlink, FilePath#absolutize, FilePath#isDescendant, and FilePath#get*DiskSpace do not check any permissions↗2021-11-04
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Jenkins
Jenkins Security Advisory 2021-11-04↗2021-11-04
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CVE-2021-21694 — Missing Authorization in Jenkins | cvebase