{"id":"CVE-2020-2104","aliases":["BIT-jenkins-2020-2104","GHSA-r78q-qgx6-64pp"],"url":"https://o3.security/vulnerability/CVE-2020-2104","summary":"Memory usage graphs accessible to anyone with Overall/Read","details":"Jenkins includes a feature that shows a JVM memory usage chart for the Jenkins controller.\n\nAccess to the chart in Jenkins 2.218 and earlier, LTS 2.204.1 and earlier requires no permissions beyond the general Overall/Read, allowing users who are not administrators to view JVM memory usage data.\n\nJenkins 2.219, LTS 2.204.2 now requires Overall/Administer permissions to view the JVM memory usage chart.","published":"2020-01-29T16:15:12.427Z","modified":"2026-07-08T20:30:57.488422Z","cvss":{"score":4.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.jenkins-ci.main:jenkins-core","fixedVersion":"2.204.2"},{"ecosystem":"Maven","name":"org.jenkins-ci.main:jenkins-core","fixedVersion":"2.219"}],"fix":{"url":"https://github.com/jenkinsci/jenkins/commit/7d44836fad0f49341ae2a61de06dbb556014a2df","label":"jenkinsci/jenkins@7d44836"},"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2020/01/29/1"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHBA-2020:0402"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHBA-2020:0675"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2020:0681"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2020:0683"},{"type":"ADVISORY","url":"https://jenkins.io/security/advisory/2020-01-29/#SECURITY-1650"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-2104"},{"type":"WEB","url":"https://github.com/jenkinsci/jenkins/commit/7d44836fad0f49341ae2a61de06dbb556014a2df"},{"type":"PACKAGE","url":"https://github.com/jenkinsci/jenkins"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T20:30:57.488422Z"}}