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Fencer Intel
high 8.8

CVE-2019-16538 json

Incorrect Authorization in Jenkins Script Security Plugin

published 6y ago modified 4mo ago also GHSA-62pm-mgrh-7p69 , EUVD-2022-2690

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.7%
EPSS 1.7% chance of exploitation in 30 days, percentile 76%
public exploits
0
none known

Summary

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.

Patch / fix

  • maven org.jenkins-ci.plugins:script-security 1.68
  • jenkins-2-plugins openshift 4.3 4.3.1597915133-1.el7
  • jenkins-2-plugins openshift 4.4 4.4.1592817009-1.el7
  • jenkins-2-plugins openshift 3.11 3.11.1591354111-1.el7

red hat advisories RHSA-2020:3616RHSA-2020:2737RHSA-2020:2478

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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-2019-16538 updated cvss 8.8

jenkins-script-security-plugin: sandbox protection bypass leads to execute arbitrary code in sandboxed scripts

  • Red Hat OpenShift Container Platform 3.11 jenkins-2-plugins 3.11.1591354111-1.el7
    fixed: vendor fix RHSA-2020:2478
  • Red Hat OpenShift Container Platform 4.3 jenkins-2-plugins 4.3.1597915133-1.el7
    fixed: vendor fix RHSA-2020:3616
  • Red Hat OpenShift Container Platform 4.4 jenkins-2-plugins 4.4.1592817009-1.el7
    fixed: vendor fix RHSA-2020:2737
  • Red Hat OpenShift Container Platform 4.5 openshift4/ose-cli v4.5.0-202007012112.p0, openshift4/ose-pod v4.5.0-202007012112.p0, openshift4/ose-etcd v4.5.0-202007012112.p0, openshift4/ose-tests v4.5.0-202007100518.p0, openshift4/ose-coredns v4.5.0-202007012112.p0, openshift4/ose-grafana v4.5.0-202007012112.p0, +71 more
    fixed: vendor fix RHBA-2020:2409

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

1.67% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P
GitHub 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
maven org.jenkins-ci.plugins:script-security
<1.68
1.68

Affected products

  • Jenkins project Jenkins Script Security Plugin

Classification

Weakness

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.