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CVE-2024-23897

Good to know:

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Date: January 24, 2024

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.

Language: Java

Severity Score

Related Resources (11)

https://www.jenkins.io/changelog-stable/#v2.440.1
http://packetstormsecurity.com/files/176840/Jenkins-2.441-LTS-2.426.3-Arbitrary-File-Read.html
https://github.com/jenkinsci/jenkins/commit/554f03782057c499c49bbb06575f0d28b5200edb
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.sonarsource.com/blog/excessive-expansion-uncovering-critical-security-vulnerabilities-in-jenkins
https://nvd.nist.gov/vuln/detail/CVE-2024-23897
https://www.jenkins.io/security/advisory/2024-01-24/#SECURITY-3314
https://github.com/jenkinsci/jenkins
http://packetstormsecurity.com/files/176839/Jenkins-2.441-LTS-2.426.3-CVE-2024-23897-Scanner.html
https://www.mend.io/vulnerability-database/CVE-2024-23897

Severity Score

Weakness Type (CWE)

Path Traversal

CWE-22

Insufficient Information

NVD-CWE-noinfo

Path Traversal: 'dir/../../filename'

CWE-27

Top Fix

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Upgrade Version

Upgrade to version org.jenkins-ci.main:jenkins-core:2.442,2.426.3

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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