Sandbox Bypass

Affecting org.jenkins-ci.plugins:script-security artifact, versions [,1.68)

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Overview

org.jenkins-ci.plugins:script-security is a package that allows Jenkins administrators to control what in-process scripts can be run by less-privileged users.

Affected versions of this package are vulnerable to Sandbox Bypass due to the handling of default parameter expressions in closures. It allowed attackers to execute arbitrary code in sandboxed scripts.

Remediation

Upgrade org.jenkins-ci.plugins:script-security to version 1.68 or higher.

References

CVSS Score

8.8
high severity
  • Attack Vector
    Network
  • Attack Complexity
    Low
  • Privileges Required
    Low
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    High
  • Integrity
    High
  • Availability
    High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Credit
Nils Emmerich of ERNW Research GmbH
CVE
CVE-2019-16538
CWE
CWE-265
Snyk ID
SNYK-JAVA-ORGJENKINSCIPLUGINS-535483
Disclosed
21 Nov, 2019
Published
09 Jan, 2020