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Fencer Intel
medium 4.2

CVE-2019-10394 json

Sandbox bypass vulnerability in Jenkins Script Security Plugin

published 7y ago modified 4mo ago also GHSA-hvmx-5hv4-f235 , EUVD-2022-4221

cvss
4.2
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 64%
public exploits
0
none known

Summary

A sandbox bypass vulnerability in Jenkins Script Security Plugin 1.62 and earlier related to the handling of property names in property expressions on the left-hand side of assignment expressions allowed attackers to execute arbitrary code in sandboxed scripts.

Patch / fix

  • maven org.jenkins-ci.plugins:script-security 1.63
  • jenkins-2-plugins openshift 4.1 4.1.1574872364-1.el7
  • jenkins-2-plugins openshift 3.11 3.11.1575261255-1.el7
  • jenkins-2-plugins openshift 4.2 4.2.1574873592-1.el7

red hat advisories RHSA-2019:4089RHSA-2019:4055RHSA-2019:4097

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2019-10394 updated cvss 4.2

jenkins-script-security-plugin: handling of property names in property expressions on the left-hand side of assignment expression leads to execute arbitrary code in sandboxed scripts

  • Red Hat OpenShift Container Platform 3.11 jenkins-2-plugins 3.11.1575261255-1.el7
    fixed: vendor fix RHSA-2019:4055
  • Red Hat OpenShift Container Platform 4.1 jenkins-2-plugins 4.1.1574872364-1.el7
    fixed: vendor fix RHSA-2019:4089
  • Red Hat OpenShift Container Platform 4.2 jenkins-2-plugins 4.2.1574873592-1.el7
    fixed: vendor fix RHSA-2019:4097

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.04% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 4.2 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
NVD 2.0 4.9 AV:N/AC:M/Au:S/C:P/I:P/A:N
GitHub 3.1 4.2 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
maven org.jenkins-ci.plugins:script-security
<1.63
1.63

Affected products

  • Jenkins project Jenkins Script Security Plugin

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.