CVE-2023-43498
Jenkins temporary uploaded file created with insecure permissions
3.6
LOW
CVSS 3.1
EPSS 0.80%
Description
In Jenkins LTS 2.414.1 and earlier, processing file uploads using MultipartFormDataParser creates temporary files in the default system temporary directory with the default permissions for newly created files, potentially allowing attackers with access to the Jenkins controller file system to read and write the files before they are used.
How to fix CVE-2023-43498
To remediate CVE-2023-43498, upgrade the affected package to a fixed version below.
- —upgrade to 2.424.0 or later
- —upgrade to 2.414.2 or later
Is CVE-2023-43498 being exploited?
Low — EPSS is 0.8%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2.424.0
- >= 2.50, < 2.414.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | LOW3.6 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N |