{
  "threat_severity" : "Important",
  "public_date" : "2021-01-13T00:00:00Z",
  "bugzilla" : {
    "description" : "jenkins: Reflected XSS vulnerability in markup formatter preview",
    "id" : "1925151",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1925151"
  },
  "cvss3" : {
    "cvss3_base_score" : "6.1",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
    "status" : "verified"
  },
  "cwe" : "CWE-79",
  "details" : [ "Jenkins 2.274 and earlier, LTS 2.263.1 and earlier does not implement any restrictions for the URL rendering a formatted preview of markup passed as a query parameter, resulting in a reflected cross-site scripting (XSS) vulnerability if the configured markup formatter does not prohibit unsafe elements (JavaScript) in markup.", "A flaw was found in jenkins.  A cross-site scripting (XSS) vulnerability is possible due to the lack of restrictions in URL rendering in the formatted previews of markup passed as a query parameter if the configured markup formatter does not prohibit unsafe elements in the markup. The highest threat from this vulnerability is to data confidentiality and integrity." ],
  "affected_release" : [ {
    "product_name" : "Red Hat OpenShift Container Platform 3.11",
    "release_date" : "2021-03-03T00:00:00Z",
    "advisory" : "RHSA-2021:0637",
    "cpe" : "cpe:/a:redhat:openshift:3.11::el7",
    "package" : "jenkins-0:2.263.3.1612433584-1.el7"
  }, {
    "product_name" : "Red Hat OpenShift Container Platform 4.5",
    "release_date" : "2021-03-03T00:00:00Z",
    "advisory" : "RHSA-2021:0429",
    "cpe" : "cpe:/a:redhat:openshift:4.5::el7",
    "package" : "conmon-2:2.0.21-1.rhaos4.5.el7"
  }, {
    "product_name" : "Red Hat OpenShift Container Platform 4.5",
    "release_date" : "2021-03-03T00:00:00Z",
    "advisory" : "RHSA-2021:0429",
    "cpe" : "cpe:/a:redhat:openshift:4.5::el7",
    "package" : "jenkins-0:2.263.3.1612434332-1.el7"
  }, {
    "product_name" : "Red Hat OpenShift Container Platform 4.5",
    "release_date" : "2021-03-03T00:00:00Z",
    "advisory" : "RHSA-2021:0429",
    "cpe" : "cpe:/a:redhat:openshift:4.5::el7",
    "package" : "machine-config-daemon-0:4.5.0-202102050524.p0.git.2594.ff3b8c0.el8"
  }, {
    "product_name" : "Red Hat OpenShift Container Platform 4.5",
    "release_date" : "2021-03-03T00:00:00Z",
    "advisory" : "RHSA-2021:0429",
    "cpe" : "cpe:/a:redhat:openshift:4.5::el7",
    "package" : "openshift-0:4.5.0-202102050524.p0.git.0.9229406.el7"
  }, {
    "product_name" : "Red Hat OpenShift Container Platform 4.5",
    "release_date" : "2021-03-03T00:00:00Z",
    "advisory" : "RHSA-2021:0429",
    "cpe" : "cpe:/a:redhat:openshift:4.5::el7",
    "package" : "openshift-ansible-0:4.5.0-202102031005.p0.git.0.c6839a2.el7"
  }, {
    "product_name" : "Red Hat OpenShift Container Platform 4.5",
    "release_date" : "2021-03-03T00:00:00Z",
    "advisory" : "RHSA-2021:0429",
    "cpe" : "cpe:/a:redhat:openshift:4.5::el7",
    "package" : "openshift-clients-0:4.5.0-202102051529.p0.git.3612.61b096a.el7"
  }, {
    "product_name" : "Red Hat OpenShift Container Platform 4.5",
    "release_date" : "2021-03-03T00:00:00Z",
    "advisory" : "RHSA-2021:0429",
    "cpe" : "cpe:/a:redhat:openshift:4.5::el7",
    "package" : "runc-0:1.0.0-72.rhaos4.5.giteadfc6b.el8"
  }, {
    "product_name" : "Red Hat OpenShift Container Platform 4.6",
    "release_date" : "2021-02-17T00:00:00Z",
    "advisory" : "RHSA-2021:0423",
    "cpe" : "cpe:/a:redhat:openshift:4.6::el8",
    "package" : "jenkins-0:2.263.3.1612434510-1.el8"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Fuse 7",
    "fix_state" : "Not affected",
    "package_name" : "jenkins",
    "cpe" : "cpe:/a:redhat:jboss_fuse:7"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2021-21610\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-21610" ],
  "name" : "CVE-2021-21610",
  "csaw" : false
}