CVE-2021-21624

low-risk

Published 2021-03-18

An incorrect permission check in Jenkins Role-based Authorization Strategy Plugin 3.1 and earlier allows attackers with Item/Read permission on nested items to access them, even if they lack Item/Read permission for parent folders.

Do I need to act?

0.03% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 4.3/10 Medium

NETWORK / LOW complexity

Affected Products (1)

Role-Based Authorization Strategy

Affected Vendors

Jenkins

References (4)

Third Party Advisory http://www.openwall.com/lists/oss-security/2021/03/18/5

Vendor Advisory https://www.jenkins.io/security/advisory/2021-03-18/#SECURITY-2182

Third Party Advisory http://www.openwall.com/lists/oss-security/2021/03/18/5

Vendor Advisory https://www.jenkins.io/security/advisory/2021-03-18/#SECURITY-2182

/ 100

low-risk

Severity 18/34 · Moderate

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal