CVE-2024-23898
Jenkins 2.217 through 2.441 (both inclusive), LTS 2.222.1 through 2.426.2 (both inclusive) does not perform origin validation of requests made through the CLI WebSocket endpoint, resulting in a cross-site WebSocket hijacking (CSWSH) vulnerability,…
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EPSS puts the probability of exploitation in the next 30 days at 67.2%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
Jenkins 2.217 through 2.441 (both inclusive), LTS 2.222.1 through 2.426.2 (both inclusive) does not perform origin validation of requests made through the CLI WebSocket endpoint, resulting in a cross-site WebSocket hijacking (CSWSH) vulnerability, allowing attackers to execute CLI commands on the Jenkins controller.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 67.15% probability · 99th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-346
- Affected
- jenkins/jenkins
- Source
- jenkinsci-cert@googlegroups.com
References
- http://www.openwall.com/lists/oss-security/2024/01/24/6
- https://www.jenkins.io/security/advisory/2024-01-24/#SECURITY-3315Vendor Advisory
- https://www.sonarsource.com/blog/excessive-expansion-uncovering-critical-security-vulnerabilities-in-jenkins/
- http://www.openwall.com/lists/oss-security/2024/01/24/6
- https://www.jenkins.io/security/advisory/2024-01-24/#SECURITY-3315Vendor Advisory
- https://www.sonarsource.com/blog/excessive-expansion-uncovering-critical-security-vulnerabilities-in-jenkins/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.