Vulnerability · Published Jan 24, 2024 · Assigned by jenkins
CVE-2024-23898
High 8.8
In plain English
A high-severity security flaw in Jenkins from Jenkins Project. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 67.2% (higher than 99.3% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code. Fixed versions are available - upgrade the affected package.
Official description
Jenkins 2.217 through 2.441 (both inclusive), LTS 2.222.1 through 2.426.2 (both inclusive) does not perform origin validation of requests made through the CLI WebSocket endpoint, resulting in a cross-site WebSocket hijacking (CSWSH) vulnerability, allowing attackers to execute CLI commands on the Jenkins controller.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Maven | org.jenkins-ci.main:jenkins-core | 2.426.3 | GHSA-53ph-2r2x-vqw8 |
| Maven | org.jenkins-ci.main:jenkins-core | 2.442 | GHSA-53ph-2r2x-vqw8 |
| Maven | org.jenkins-ci.main:jenkins-core | no fix listed | GHSA-53ph-2r2x-vqw8 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Jenkins Project | Jenkins | see references |
Weakness: CWE-346 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H