CVE-2024-43044

jenkins: Arbitrary file read vulnerability through agent connections can lead to RCE

Published Aug 7, 2024 CVSS 3.1 · 8.8 High EPSS 28.8% KEV · Not listed
Description
Jenkins 2.470 and earlier, LTS 2.452.3 and earlier allows agent processes to read arbitrary files from the Jenkins controller file system by using the `ClassLoaderProxy#fetchJar` method in the Remoting library.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-h856-ffvv-xvr4 Jenkins Remoting library arbitrary file read vulnerability
History
Type Values Removed Values Added
First Time appeared Redhat
Redhat ocp Tools
CPEs cpe:/a:redhat:ocp_tools:4.12::el8
cpe:/a:redhat:ocp_tools:4.13::el8
cpe:/a:redhat:ocp_tools:4.14::el8
cpe:/a:redhat:ocp_tools:4.15::el8
Vendors & Products Redhat
Redhat ocp Tools
Type Values Removed Values Added
First Time appeared Jenkins
Jenkins jenkins
Weaknesses CWE-754
CPEs cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*
cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*
Vendors & Products Jenkins
Jenkins jenkins
Metrics cvssV3_1

{'score': 9.0, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H'}

cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
Title jenkins: Arbitrary file read vulnerability through agent connections can lead to RCE
Weaknesses CWE-22
References
Metrics threat_severity

None

cvssV3_1

{'score': 9.0, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H'}

threat_severity

Critical

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Jenkins 2.470 and earlier, LTS 2.452.3 and earlier allows agent processes to read arbitrary files from the Jenkins controller file system by using the `ClassLoaderProxy#fetchJar` method in the Remoting library.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
jenkins
Published
Updated
Mar 14, 2025, 7:38 PM
Reserved
Aug 5, 2024, 12:46 PM
Status
Modified
Published
Aug 7, 2024, 2:15 PM
Modified
Jun 17, 2026, 7:50 AM
Severity
Critical
Public date
Aug 7, 2024, 12:00 AM