CVE-2019-16538

Description

A sandbox bypass vulnerability in Jenkins Script Security Plugin 1.67 and earlier related to the handling of default parameter expressions in closures allowed attackers to execute arbitrary code in sandboxed scripts.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.18%
Vendor Advisory jenkins.io
Affected: Jenkins project Jenkins Script Security Plugin
Published at:
Updated at:

References

Link Tags
https://jenkins.io/security/advisory/2019-11-21/#SECURITY-1658 vendor advisory
http://www.openwall.com/lists/oss-security/2019/11/21/1 third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2019-16538?
CVE-2019-16538 has been scored as a high severity vulnerability.
How to fix CVE-2019-16538?
To fix CVE-2019-16538, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-16538 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-16538 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-16538?
CVE-2019-16538 affects Jenkins project Jenkins Script Security Plugin.
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