Vulnerability Name:

CVE-2017-12159

Assigned:2017-08-01
Published:2017-10-26
Updated:2017-11-14
Summary:It was found that the cookie used for CSRF prevention in Keycloak was not unique to each session. An attacker could use this flaw to gain access to an authenticated user session, leading to possible information disclosure or further attacks.
CVSS v3 Severity:7.5 High (CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
6.6 Medium (Temporal CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
5.4 Medium (CCN CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N)
4.8 Medium (CCN Temporal CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-613
References:Source: BID
Type: VENDOR_ADVISORY
101601

Source: REDHAT
Type: VENDOR_ADVISORY
RHSA-2017:2904

Source: REDHAT
Type: VENDOR_ADVISORY
RHSA-2017:2905

Source: REDHAT
Type: VENDOR_ADVISORY
RHSA-2017:2906

Source: CONFIRM
Type: VENDOR_ADVISORY
https://bugzilla.redhat.com/show_bug.cgi?id=1484111

Source: XF
Type: UNKNOWN
keycloak-cve201712159-session-hijacking(134162)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:redhat:single_sign_on:7.0:*:*:*:*:*:*:*
  • OR cpe:/a:redhat:single_sign_on:7.1:*:*:*:*:*:*:*
  • AND
  • cpe:/o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*

  • Configuration 2:
  • cpe:/a:keycloak:keycloak:-:*:*:*:*:*:*:*

  • Denotes that component is vulnerable
    BACK
    redhat single_sign_on 7.0
    redhat single_sign_on 7.1
    redhat enterprise_linux_server 6.0
    redhat enterprise_linux_server 7.0
    keycloak keycloak -