Vulnerability Name:

CVE-2013-0335 (CCN-82445)

Assigned:2012-12-06
Published:2013-02-26
Updated:2013-06-05
Summary:OpenStack Compute (Nova) Grizzly, Folsom (2012.2), and Essex (2012.1) allows remote authenticated users to gain access to a VM in opportunistic circumstances by using the VNC token for a deleted VM that was bound to the same VNC port.
Per http://www.ubuntu.com/usn/USN-1771-1/
"A security issue affects these releases of Ubuntu and its derivatives:

Ubuntu 12.10
Ubuntu 12.04 LTS
Ubuntu 11.10"
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:6.0 Medium (CVSS v2 Vector: AV:N/AC:M/Au:S/C:P/I:P/A:P)
4.4 Medium (Temporal CVSS v2 Vector: AV:N/AC:M/Au:S/C:P/I:P/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
4.3 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N)
3.2 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-264
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2013-0335

Source: CCN
Type: OSSA-2013-006
VNC proxy can connect to the wrong VM (CVE-2013-0335)

Source: REDHAT
Type: UNKNOWN
RHSA-2013:0709

Source: CCN
Type: SA52337
OpenStack Compute (Nova) VNC Console Token Validation Security Bypass Weakness

Source: SECUNIA
Type: Vendor Advisory
52337

Source: SECUNIA
Type: Vendor Advisory
52728

Source: MLIST
Type: UNKNOWN
[oss-security] 20130226 [OSSA-2013-006] VNC proxy can connect to the wrong VM (CVE-2013-0335)

Source: OSVDB
Type: UNKNOWN
90657

Source: CCN
Type: BID-58189
OpenStack Nova CVE-2013-0335 Security Bypass Vulnerability

Source: UBUNTU
Type: UNKNOWN
USN-1771-1

Source: CONFIRM
Type: UNKNOWN
https://bugs.launchpad.net/nova/+bug/1125378

Source: XF
Type: UNKNOWN
nova-vnc-security-bypass(82445)

Source: CONFIRM
Type: UNKNOWN
https://review.openstack.org/#/c/22086/

Source: CONFIRM
Type: UNKNOWN
https://review.openstack.org/#/c/22758

Source: CONFIRM
Type: UNKNOWN
https://review.openstack.org/#/c/22872/

Vulnerable Configuration:Configuration 1:
  • cpe:/a:openstack:essex:2012.1:*:*:*:*:*:*:*
  • OR cpe:/a:openstack:folsom:2012.2:*:*:*:*:*:*:*
  • OR cpe:/a:openstack:grizzly:2012.2:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:*
  • OR cpe:/o:canonical:ubuntu_linux:12.04:-:lts:*:*:*:*:*
  • OR cpe:/o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:openstack:compute:2012.2:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20130335
    V
    		CVE-2013-0335
    2015-11-16
    oval:org.mitre.oval:def:18279
    P
    		USN-1771-1 -- nova vulnerabilities
    2014-06-30
    oval:com.ubuntu.precise:def:20130335000
    V
    		CVE-2013-0335 on Ubuntu 12.04 LTS (precise) - low.
    2013-03-22
    BACK
    openstack essex 2012.1
    openstack folsom 2012.2
    openstack grizzly 2012.2
    canonical ubuntu linux 11.10
    canonical ubuntu linux 12.04 -
    canonical ubuntu linux 12.10
    openstack compute 2012.2