Vulnerability Monitor

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CVE-2024-23897

Jenkins 2.441 and earlier, LTS 2.426.2 and earlier does not disable a feature of its CLI command parser that replaces an '@' character followed by a file path in an argument with the file's contents, allowing unauthenticated attackers to read arbitrary files on the Jenkins controller file system.

Published

2024-01-24T18:15:09.370

Last Modified

2025-10-24T14:49:09.100

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

Weaknesses

Type: Primary
CWE-22
Type: Secondary
CWE-27

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	jenkins	jenkins	< 2.426.3	Yes
Application	jenkins	jenkins	< 2.442	Yes

References

http://packetstormsecurity.com/files/176839/Jenkins-2.441-LTS-2.426.3-CVE-2024-23897-Scanner.html Third Party Advisory, VDB Entry ([email protected])
http://packetstormsecurity.com/files/176840/Jenkins-2.441-LTS-2.426.3-Arbitrary-File-Read.html Exploit, Third Party Advisory, VDB Entry ([email protected])
http://www.openwall.com/lists/oss-security/2024/01/24/6 Mailing List ([email protected])
https://www.jenkins.io/security/advisory/2024-01-24/#SECURITY-3314 Vendor Advisory ([email protected])
https://www.sonarsource.com/blog/excessive-expansion-uncovering-critical-security-vulnerabilities-in-jenkins/ Exploit, Press/Media Coverage ([email protected])
http://packetstormsecurity.com/files/176839/Jenkins-2.441-LTS-2.426.3-CVE-2024-23897-Scanner.html Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://packetstormsecurity.com/files/176840/Jenkins-2.441-LTS-2.426.3-Arbitrary-File-Read.html Exploit, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2024/01/24/6 Mailing List (af854a3a-2127-422b-91ae-364da2661108)
https://www.jenkins.io/security/advisory/2024-01-24/#SECURITY-3314 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.sonarsource.com/blog/excessive-expansion-uncovering-critical-security-vulnerabilities-in-jenkins/ Exploit, Press/Media Coverage (af854a3a-2127-422b-91ae-364da2661108)
https://www.vicarius.io/vsociety/posts/the-anatomy-of-a-jenkins-vulnerability-cve-2024-23897-revealed-1 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-23897 US Government Resource (134c704f-9b21-4f2e-91b3-4a467353bcc0)