CVE-2021-21682
Improper handling of equivalent directory names on Windows in Jenkins
6.3
MEDIUM
CVSS 3.1
EPSS 0.97%
Description
Jenkins 2.314 and earlier, LTS 2.303.1 and earlier accepts names of jobs and other entities with a trailing dot character, potentially replacing the configuration and data of other entities on Windows.
How to fix CVE-2021-21682
To remediate CVE-2021-21682, upgrade the affected package to a fixed version below.
- Bitnami/jenkins—upgrade to 2.314.1 or later
- —upgrade to 2.315 or later
Is CVE-2021-21682 being exploited?
Low — EPSS is 1.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2.314.1
- >= 2.304, < 2.315
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |