CVE-2023-37945

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-07-12 · updated 2026-06-17
Weakness: CWE-862

Description

A missing permission check in Jenkins SAML Single Sign On(SSO) Plugin 2.1.0 through 2.3.0 (both inclusive) allows attackers with Overall/Read permission to download a string representation of the current security realm.

Affected products

Jenkins Project Jenkins SAML Single Sign On(SSO) Plugin: from 2.1.0 before 2.3.1 — fixed in 2.3.1

How to fix

Upgrade to a fixed version: Jenkins Project Jenkins SAML Single Sign On(SSO) Plugin 2.3.1. Check the vendor advisory for mitigations.

References

http://www.openwall.com/lists/oss-security/2023/07/12/2
https://www.jenkins.io/security/advisory/2023-07-12/#SECURITY-3164
http://www.openwall.com/lists/oss-security/2023/07/12/2
https://www.jenkins.io/security/advisory/2023-07-12/#SECURITY-3164

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