Vulnerability Name:

CVE-2013-0270 (CCN-81995)

Assigned:2012-12-06
Published:2013-02-11
Updated:2018-11-16
Summary:OpenStack Keystone Grizzly before 2013.1, Folsom, and possibly earlier allows remote attackers to cause a denial of service (CPU and memory consumption) via a large HTTP request, as demonstrated by a long tenant_name when requesting a token.
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:N/A:L)
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): None
Availibility (A): Low
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
3.7 Low (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/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): None
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
3.7 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/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): None
Availibility (A): Partial
Vulnerability Type:CWE-119
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2013-0270

Source: CCN
Type: OpenStack Web site
Welcome to Keystone, the OpenStack Identity Service!

Source: REDHAT
Type: Third Party Advisory
RHSA-2013:0708

Source: CCN
Type: SA52139
OpenStack Keystone HTTP Request Processing Denial of Service Vulnerability

Source: CCN
Type: BID-57880
OpenStack Keystone CVE-2013-0270 Denial of Service Vulnerability

Source: CONFIRM
Type: Third Party Advisory
https://bugs.launchpad.net/keystone/+bug/1099025

Source: CCN
Type: Red Hat Bugzilla Bug 909012
CVE-2013-0270 OpenStack Keystone: Large HTTP request DoS

Source: MISC
Type: Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=909012

Source: XF
Type: UNKNOWN
keystone-tenantname-dos(81995)

Source: CONFIRM
Type: Third Party Advisory
https://github.com/openstack/keystone/commit/7691276b869a86c2b75631d5bede9f61e030d9d8

Source: CONFIRM
Type: Third Party Advisory
https://github.com/openstack/keystone/commit/82c87e5638ebaf9f166a9b07a0155291276d6fdc

Source: CONFIRM
Type: Patch, Third Party Advisory
https://launchpad.net/keystone/grizzly/2013.1

Vulnerable Configuration:Configuration 1:
  • cpe:/a:openstack:keystone:*:*:*:*:*:*:*:* (Version >= 2012.1 and <= 2012.1.3)
  • OR cpe:/a:openstack:keystone:*:*:*:*:*:*:*:* (Version >= 2012.2 and <= 2012.2.4)
  • OR cpe:/a:openstack:keystone:2013.1:milestone1:*:*:*:*:*:*
  • OR cpe:/a:openstack:keystone:2013.1:milestone2:*:*:*:*:*:*
  • OR cpe:/a:openstack:keystone:2013.1:milestone3:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:openstack:keystone:2012.2.1:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.precise:def:20130270000
    V
    CVE-2013-0270 on Ubuntu 12.04 LTS (precise) - low.
    2013-04-12
    BACK
    openstack keystone *
    openstack keystone *
    openstack keystone 2013.1 milestone1
    openstack keystone 2013.1 milestone2
    openstack keystone 2013.1 milestone3
    openstack keystone 2012.2.1