CVE-2024-23897

high-risk
Published 2024-01-24

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.

Do I need to act?

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94.5% chance of exploitation in next 30 days
EPSS score — higher than 6% of all CVEs
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CISA KEV: actively exploited in the wild
On the Known Exploited Vulnerabilities catalog — federal agencies must patch
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1 public exploit available
51993
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (2)

Affected Vendors

Jenkins

References (12)

Third Party Advisory http://packetstormsecurity.com/files/176839/Jenkins-2.441-LTS-2.426.3-CVE-2024-2...
Exploit http://packetstormsecurity.com/files/176840/Jenkins-2.441-LTS-2.426.3-Arbitrary-...
Mailing List http://www.openwall.com/lists/oss-security/2024/01/24/6
Vendor Advisory https://www.jenkins.io/security/advisory/2024-01-24/#SECURITY-3314
Exploit https://www.sonarsource.com/blog/excessive-expansion-uncovering-critical-securit...
Third Party Advisory http://packetstormsecurity.com/files/176839/Jenkins-2.441-LTS-2.426.3-CVE-2024-2...
Exploit http://packetstormsecurity.com/files/176840/Jenkins-2.441-LTS-2.426.3-Arbitrary-...
Mailing List http://www.openwall.com/lists/oss-security/2024/01/24/6
Vendor Advisory https://www.jenkins.io/security/advisory/2024-01-24/#SECURITY-3314
Exploit https://www.sonarsource.com/blog/excessive-expansion-uncovering-critical-securit...
Exploit https://www.vicarius.io/vsociety/posts/the-anatomy-of-a-jenkins-vulnerability-cv...
US Government Resource https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-...
66
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 27/34 · High
Exposure 7/34 · Low