Improper check for unusual conditions in Jenkins
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 4 fixed, 1 without a fix
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA, GitHub and Red Hat.
Summary
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Jenkins | Jenkins | — | 2.452.4, 2.462.1, 2.471 | Patch available | CNA |
| — | org.jenkins-ci.main:remoting (Maven) | before 3206.3208 | 3206.3208 | Patch available | GHSA-h856-ffvv-xvr4 |
| — | org.jenkins-ci.main:remoting (Maven) | 3248 to before 3248.3250 | 3248.3250 | Patch available | GHSA-h856-ffvv-xvr4 |
| — | org.jenkins-ci.main:remoting (Maven) | 3256 to before 3256.3258 | 3256.3258 | Patch available | GHSA-h856-ffvv-xvr4 |
| — | org.jenkins-ci.main:jenkins-core (Maven) | before 2.452.4 | 2.452.4 | Patch available | GHSA-h856-ffvv-xvr4 |
| — | org.jenkins-ci.main:jenkins-core (Maven) | 2.460 to before 2.462.1 | 2.462.1 | Patch available | GHSA-h856-ffvv-xvr4 |
| — | org.jenkins-ci.main:jenkins-core (Maven) | 2.470 to before 2.471 | 2.471 | Patch available | GHSA-h856-ffvv-xvr4 |
- Jenkins VendorJenkins Affected — Fixed in 2.452.4, 2.462.1, 2.471 Patch available CNA
- org.jenkins-ci.main:remoting (Maven) Vendor— Affected before 3206.3208 Fixed in 3206.3208 Patch available GHSA-h856-ffvv-xvr4
- org.jenkins-ci.main:remoting (Maven) Vendor— Affected 3248 to before 3248.3250 Fixed in 3248.3250 Patch available GHSA-h856-ffvv-xvr4
- org.jenkins-ci.main:remoting (Maven) Vendor— Affected 3256 to before 3256.3258 Fixed in 3256.3258 Patch available GHSA-h856-ffvv-xvr4
- org.jenkins-ci.main:jenkins-core (Maven) Vendor— Affected before 2.452.4 Fixed in 2.452.4 Patch available GHSA-h856-ffvv-xvr4
- org.jenkins-ci.main:jenkins-core (Maven) Vendor— Affected 2.460 to before 2.462.1 Fixed in 2.462.1 Patch available GHSA-h856-ffvv-xvr4
- org.jenkins-ci.main:jenkins-core (Maven) Vendor— Affected 2.470 to before 2.471 Fixed in 2.471 Patch available GHSA-h856-ffvv-xvr4
Remediation
- Fix · CNA Jenkins (Jenkins Project) Fixed in 2.452.4, 2.462.1, 2.471
- Fix · GHSA-h856-ffvv-xvr4 org.jenkins-ci.main:remoting (Maven) Fixed in 3206.3208 Advisory →
- Fix · GHSA-h856-ffvv-xvr4 org.jenkins-ci.main:remoting (Maven) Fixed in 3248.3250 Advisory →
- Fix · GHSA-h856-ffvv-xvr4 org.jenkins-ci.main:remoting (Maven) Fixed in 3256.3258 Advisory →
- Fix · GHSA-h856-ffvv-xvr4 org.jenkins-ci.main:jenkins-core (Maven) Fixed in 2.452.4 Advisory →
- Fix · GHSA-h856-ffvv-xvr4 org.jenkins-ci.main:jenkins-core (Maven) Fixed in 2.462.1 Advisory →
- Fix · GHSA-h856-ffvv-xvr4 org.jenkins-ci.main:jenkins-core (Maven) Fixed in 2.471 Advisory →
Red Hat 4 advisories
- RHSA-2024:5411 Released 2024-08-14 · Red Hat rating CriticalRed Hat Product OCP Tools 4.14 OpenShift Jenkins security update
- OpenShift Developer Tools and Services for OCP 4.14 jenkins-2-plugins-4.14.1723225212-1.el8, jenkins-2.462.1.1723225151-3.el8
- RHSA-2024:5410 Released 2024-08-14 · Red Hat rating CriticalRed Hat Product OCP Tools 4.12 OpenShift Jenkins security update
- OpenShift Developer Tools and Services for OCP 4.12 jenkins-2-plugins-4.12.1723550778-1.el8, jenkins-2.462.1.1723550696-3.el8
- RHSA-2024:5406 Released 2024-08-14 · Red Hat rating CriticalRed Hat Product OCP Tools 4.13 OpenShift Jenkins security update
- OpenShift Developer Tools and Services for OCP 4.13 jenkins-2-plugins-4.13.1723446018-1.el8, jenkins-2.462.1.1723445923-3.el8
Show 1 more Red Hat advisories
- RHSA-2024:5405 Released 2024-08-14 · Red Hat rating CriticalRed Hat Product OCP Tools 4.15 OpenShift Jenkins security update
- OpenShift Developer Tools and Services for OCP 4.15 jenkins-2-plugins-4.15.1723440333-1.el8, jenkins-2.462.1.1723440104-3.el8
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
Jenkins — Jenkins Security Advisory 2024-08-07
2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2024-28734 Missing authorization in JenkinsPriority LOW 33
Vendor assessments
Red Hat
Red Hat rating: Critical. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat OpenShift Container Platform 3.11 | Affected | No fix planned: Out of support scope |
| OpenShift Developer Tools and Services for OCP 4.12 | Fixed | RHSA-2024:5410 |
| OpenShift Developer Tools and Services for OCP 4.13 | Fixed | RHSA-2024:5406 |
| OpenShift Developer Tools and Services for OCP 4.14 | Fixed | RHSA-2024:5411 |
| OpenShift Developer Tools and Services for OCP 4.15 | Fixed | RHSA-2024:5405 |
Timeline
- 2026-10-02 Threatist record created from CVE-2024-43044
- 2026-10-03 Alias added: GHSA-h856-ffvv-xvr4
References
Other 7
- https://github.com/jenkinsci/jenkins/commit/3f54c41b40db9e4ae7afa4209bc1ea91bb9175c0
- https://github.com/jenkinsci/jenkins/commit/5d26b53ad3a5cd8c4a060eef4f56d75e65ca17a5
- https://github.com/jenkinsci/jenkins/commit/cec49ce5d58048f66ac3fa88409a0d38dec09bf0
- https://github.com/jenkinsci/remoting/commit/3277a8e88c9b807b9a989bd7e9176d2ec9834e47
- https://github.com/jenkinsci/remoting/commit/409508a675ffc4ed9681e30bb46c8d9cb375b78c
- https://github.com/jenkinsci/remoting/commit/858f3c9af69d4d216b26551ea51dde6e67479bb3
- https://github.com/jenkinsci/remoting
More Jenkins vulnerabilities
- TI-2024-15885 Path traversal in Jenkins KEVCVSS 3.1CRITICAL 9.8
- TI-2018-16080 A code execution vulnerability exists in the Stapler web framework used by Jenkins 2.153… KEVCVSS 3.1CRITICAL 9.8
- TI-2017-14573 Jenkins versions 2.56 and earlier as well as 2.46.1 LTS and earlier are vulnerable to an… KEVCVSS 3.1CRITICAL 9.8
- TI-2023-23979 The HTTP/2 protocol allows a denial of service (server resource consumption) because… KEVCVSS 3.1HIGH 7.5
- TI-2015-04472 The Fingerprints pages in Jenkins before 1.638 and LTS before 1.625.2 might allow remote… KEVCVSS 3.1HIGH 7.5
- TI-2016-07596 The remoting module in Jenkins before 2.32 and LTS before 2.19.3 allows remote attackers… CVSS 3.0CRITICAL 9.8
Sources
- CVE-2024-43044 · CVE Program
- CVE-2024-43044 · NVD
- FIRST EPSS
- GHSA-h856-ffvv-xvr4 · GitHub Advisory Database · CC BY 4.0
- CVE-2024-43044 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences