CVE-2023-27899
High
Description
Jenkins 2.393 and earlier, LTS 2.375.3 and earlier creates a temporary file in the default temporary directory with the default permissions for newly created files when uploading a plugin for installation, potentially allowing attackers with access to the Jenkins controller file system to read and write the file before it is used, potentially resulting in arbitrary code execution.
SeverityHigh
CVSS7.0
Exploit probability—
Product
Jenkins
PublishedMar 10, 2023
First seenMar 10, 2023
Weakness typeCWE-863Incorrect authorization
How to fix
Update
- jenkins jenkins2.375.4, 2.394 or later
- org.jenkins-ci.main:jenkins-core2.387.1, 2.375.4, 2.394 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| jenkins jenkins | v < 2.375.4, v < 2.394 | 2.375.4, 2.394 |
| org.jenkins-ci.main:jenkins-coreMaven | 2.376 ≤ v < 2.387.1, v < 2.375.4, 2.388 ≤ v < 2.394 | 2.387.1, 2.375.4, 2.394 |
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