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Fencer Intel
high 8.8

CVE-2020-2160 json

Cross-Site Request Forgery in Jenkins

published 6y ago modified 2mo ago also BIT-jenkins-2020-2160 , EUVD-2022-3520 , GHSA-c735-g9f2-2mvp

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.0%
EPSS 2.0% chance of exploitation in 30 days, percentile 81%
public exploits
0
none known

Summary

Jenkins 2.227 and earlier, LTS 2.204.5 and earlier uses different representations of request URL paths, which allows attackers to craft URLs that allow bypassing CSRF protection of any target URL.

Patch / fix

  • maven org.jenkins-ci.main:jenkins-core 2.204.6, 2.228
  • bitnami jenkins 2.227.1
  • cri-o openshift 4.3 1.16.6-15.dev.rhaos4.3.gitebc053b.el7
  • cri-o openshift 4.3 1.16.6-15.dev.rhaos4.3.gitebc053b.el8
  • conmon openshift 4.3 2:2.0.17-1.rhaos4.3.el7
  • conmon openshift 4.3 2:2.0.17-1.rhaos4.3.el8
  • jenkins openshift 4.3 2.222.1.1591349991-1.el7
  • openshift openshift 4.3 4.3.25-202006060952.git.1.96c30f6.el7
  • openshift openshift 4.3 4.3.25-202006060952.git.1.96c30f6.el8
  • s390utils openshift 4.3 2:2.6.0-23.el8

red hat advisories RHBA-2020:2435RHBA-2020:2477RHBA-2020:2444

  • jenkins Alpine 3.24, Alpine 3.23, Alpine 3.22 +11 more 2.228-r0

alpine advisories ALPINE-CVE-2020-2160

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Is CVE-2020-2160 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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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-2020-2160 updated cvss 8.8

jenkins: CSRF protection bypass via crafted URLs

  • Red Hat OpenShift Container Platform 3.11 jenkins 2.222.1.1591351669-1.el7
    fixed: vendor fix RHBA-2020:2477
  • Red Hat OpenShift Container Platform 4.3 s390utils 2.6.0-23.el8, s390utils-base 2.6.0-23.el8, conmon 2.0.17-1.rhaos4.3.el7, conmon 2.0.17-1.rhaos4.3.el8, s390utils-cmsfs 2.6.0-23.el8, s390utils-zdsfs 2.6.0-23.el8, +30 more
    fixed: vendor fix RHBA-2020:2435
  • Red Hat OpenShift Container Platform 4.4 conmon 2.0.17-1.rhaos4.4.el7, conmon 2.0.17-1.rhaos4.4.el8, jenkins 2.222.1.1591351066-1.el7, cri-o 1.17.4-14.dev.rhaos4.4.gitb93af5d.el7, cri-o 1.17.4-14.dev.rhaos4.4.gitb93af5d.el8, openshift 4.4.0-202006061254.git.1.dc84fb4.el7, +18 more
    fixed: vendor fix RHBA-2020:2444
  • Red Hat OpenShift Container Platform 3.11 python-openshift 0.6.4-2.el7, python2-openshift 0.6.4-2.el7, jenkins-2-plugins 3.11.1591354111-1.el7, prometheus 3.11.232-1.git.1.3c936ee.el7, cri-tools 1.11.1-3.rhaos3.11.gitedabfb5.el7, golang-github-cpuguy83-go-md2man 1.0.7-1.el7, +39 more
    not affected: vulnerable code not present

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

2.04% chance of exploitation in the next 30 days, higher than 81% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
GitHub 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P
OSV 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
maven org.jenkins-ci.main:jenkins-core
<2.204.6
>=2.205, <2.228
2.204.6
2.228
bitnami jenkins
<2.227.1
2.227.1

Affected products

  • Jenkins project Jenkins

Classification

Weakness
  • CWE-352 Cross-Site Request Forgery
  • CWE-435 Improper Interaction Between Multiple Correctly-Behaving Entities
Technology feeds

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.