Vulnerability Name:

CVE-2013-4294 (CCN-87025)

Assigned:2013-07-19
Published:2013-07-19
Updated:2023-02-13
Summary:OpenStack Keystone could allow a remote attacker to bypass security restrictions, caused by an error within the revocation check for PKI tokens. An attacker could exploit this vulnerability memcache token backend to bypass the revocation check and affirm revoked tokens as valid.
CVSS v3 Severity:5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
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): None
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)
3.7 Low (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)
3.7 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2013-4294

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: oss-sec mailing list, Wed, 11 Sep 2013 17:44:25 +0200
Token revocation failure using Keystone memcache/KVS backends (CVE-2013-4294)

Source: secalert@redhat.com
Type: Patch
secalert@redhat.com

Source: CCN
Type: SA54706
OpenStack KeyStone PKI Tokens Revocation Check Security Bypass Security Issue

Source: CCN
Type: OSVDB ID: 97237
OpenStack Keystone PKI Token Revocation Failure Access Persistence

Source: CCN
Type: BID-62331
OpenStack Keystone Token Revocation Failure Security Bypass Vulnerability

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: OSSA 2013-025
PKI tokens are never revoked using memcache token backend (CVE-2013-4294)

Source: secalert@redhat.com
Type: Vendor Advisory
secalert@redhat.com

Source: XF
Type: UNKNOWN
keystone-cve20134294-sec-bypass(87025)

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:openstack:folsom:2012.2:*:*:*:*:*:*:*
  • OR cpe:/a:openstack:keystone:2012.2.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.mitre.oval:def:19297
    P
    		USN-2002-1 -- keystone vulnerabilities
    2014-06-30
    oval:com.ubuntu.precise:def:20134294000
    V
    		CVE-2013-4294 on Ubuntu 12.04 LTS (precise) - medium.
    2013-09-23
    BACK
    openstack folsom 2012.2
    openstack keystone 2012.2.1