CVE-2020-2179
RCE vulnerability in Jenkins Yaml Axis Plugin
8.8
HIGH
CVSS 3.1
EPSS 0.81%
Description
Yaml Axis Plugin 0.2.0 and earlier does not configure its YAML parser to prevent the instantiation of arbitrary types. This results in a remote code execution (RCE) vulnerability exploitable by users able to configure a multi-configuration (Matrix) job, or control the contents of a previously configured job’s SCM repository. Yaml Axis Plugin 0.2.1 configures its YAML parser to only instantiate safe types.
How to fix CVE-2020-2179
To remediate CVE-2020-2179, upgrade the affected package to a fixed version below.
- —upgrade to 0.2.1 or later
Is CVE-2020-2179 being exploited?
Low — EPSS is 0.8%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 0.2.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |