Vulnerability Name:

CVE-2020-1724 (CCN-181973)

Assigned:2019-11-27
Published:2020-02-07
Updated:2022-04-25
Summary:A flaw was found in Keycloak in versions before 9.0.2. This flaw allows a malicious user that is currently logged in, to see the personal information of a previously logged out user in the account manager section.
CVSS v3 Severity:4.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N)
3.8 Low (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): None
4.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N)
3.8 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:4.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
4.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-613
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2020-1724

Source: CCN
Type: Red Hat Bugzilla – Bug 1800527
(CVE-2020-1724) - CVE-2020-1724 keycloak: problem with privacy after user logout

Source: CONFIRM
Type: Issue Tracking, Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1724

Source: XF
Type: UNKNOWN
redhat-cve20201724-info-disc(181973)

Source: CCN
Type: Keycloak GIT Repository
Keycloak

Vulnerable Configuration:Configuration 1:
  • cpe:/a:redhat:keycloak:*:*:*:*:*:*:*:* (Version < 9.0.2)

    • Configuration 2:
  • cpe:/a:redhat:openshift_application_runtimes:-:*:*:*:*:*:*:*
  • OR cpe:/a:redhat:single_sign-on:7.0:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:redhat:keycloak:9.0.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    redhat keycloak *
    redhat openshift application runtimes -
    redhat single sign-on 7.0
    redhat keycloak 9.0.0