Vulnerability CVE-2013-2096

Vulnerability Name:

CVE-2013-2096 (CCN-84314)

Assigned:

2013-05-16

Published:

2013-05-16

Updated:

2014-01-08

Summary:

OpenStack Compute (Nova) Folsom, Grizzly, and Havana does not verify the virtual size of a QCOW2 image, which allows local users to cause a denial of service (host file system disk consumption) by creating an image with a large virtual size that does not contain a large amount of data.

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:

2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P)
1.6 Low (Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P/E:U/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Local 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-399

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2013-2096

Source: MLIST
Type: Vendor Advisory
[openstack-announce] 20130516 [OSSA 2013-012] Nova fails to verify image virtual size (CVE-2013-2096)

Source: CCN
Type: SA53305
OpenStack Compute (Nova) qcow2 Image Handling Denial of Service Vulnerability

Source: BID
Type: UNKNOWN
59924

Source: CCN
Type: BID-59924
OpenStack Compute (Nova) CVE-2013-2096 Denial of Service Vulnerability

Source: UBUNTU
Type: UNKNOWN
USN-1831-1

Source: XF
Type: UNKNOWN
compute-cve20132096-dos(84314)

Source: CCN
Type: OSSA 2013-012
Nova fails to verify image virtual size (CVE-2013-2096)

Source: CONFIRM
Type: UNKNOWN
https://review.openstack.org/#/c/28717/

Source: CONFIRM
Type: UNKNOWN
https://review.openstack.org/#/c/28901/

Source: CONFIRM
Type: UNKNOWN
https://review.openstack.org/#/c/29192/

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2013-2096

Vulnerable Configuration:

Configuration 1:

cpe:/a:openstack:folsom:-:*:*:*:*:*:*:*

OR cpe:/a:openstack:grizzly:-:*:*:*:*:*:*:*

OR cpe:/a:openstack:havana:-:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/a:openstack:compute:2012.2:*:*:*:*:*:*:*

OR cpe:/a:openstack:compute:2013.1:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.mitre.oval:def:18300	P	USN-1831-1 -- nova vulnerability	2014-06-30
oval:com.ubuntu.precise:def:20132096000	V	CVE-2013-2096 on Ubuntu 12.04 LTS (precise) - medium.	2013-07-09

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