{
  "threat_severity" : "Moderate",
  "public_date" : "2020-12-14T00:00:00Z",
  "bugzilla" : {
    "description" : "keycloak-model-infinispan: authenticationSessions map in RootAuthenticationSessionEntity grows boundlessly could lead to a DoS attack",
    "id" : "1979638",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1979638"
  },
  "cvss3" : {
    "cvss3_base_score" : "7.5",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
    "status" : "verified"
  },
  "cwe" : "CWE-770",
  "details" : [ "A flaw was found in keycloak-model-infinispan in keycloak versions before 14.0.0 where authenticationSessions map in RootAuthenticationSessionEntity grows boundlessly which could lead to a DoS attack.", "A flaw was found in keycloak-model-infinispan where the authenticationSessions map in RootAuthenticationSessionEntity grows boundlessly. This issue leads to a denial of service." ],
  "acknowledgement" : "Red Hat would like to thank Halil İbrahim Şener (hibsener@gmail.com) (Picnic Technologies) for reporting this issue.",
  "affected_release" : [ {
    "product_name" : "Red Hat Single Sign-On 7.4.9",
    "release_date" : "2021-09-14T00:00:00Z",
    "advisory" : "RHSA-2021:3534",
    "cpe" : "cpe:/a:redhat:red_hat_single_sign_on:7",
    "package" : "keycloak-model-infinispan"
  }, {
    "product_name" : "Red Hat Single Sign-On 7.4 for RHEL 6",
    "release_date" : "2021-09-14T00:00:00Z",
    "advisory" : "RHSA-2021:3527",
    "cpe" : "cpe:/a:redhat:red_hat_single_sign_on:7::el6",
    "package" : "rh-sso7-keycloak-0:9.0.15-1.redhat_00002.1.el6sso"
  }, {
    "product_name" : "Red Hat Single Sign-On 7.4 for RHEL 7",
    "release_date" : "2021-09-14T00:00:00Z",
    "advisory" : "RHSA-2021:3528",
    "cpe" : "cpe:/a:redhat:red_hat_single_sign_on:7::el7",
    "package" : "rh-sso7-keycloak-0:9.0.15-1.redhat_00002.1.el7sso"
  }, {
    "product_name" : "Red Hat Single Sign-On 7.4 for RHEL 8",
    "release_date" : "2021-09-14T00:00:00Z",
    "advisory" : "RHSA-2021:3529",
    "cpe" : "cpe:/a:redhat:red_hat_single_sign_on:7::el8",
    "package" : "rh-sso7-keycloak-0:9.0.15-1.redhat_00002.1.el8sso"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2021-3637\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-3637" ],
  "name" : "CVE-2021-3637",
  "csaw" : false
}