Vulnerability CVE-2011-3147

Vulnerability Name:

CVE-2011-3147 (CCN-70324)

Assigned:

2011-09-18

Published:

2011-09-18

Updated:

2020-09-03

Summary:

Versions of nova before 2012.1 could expose hypervisor host files to a guest operating system when processing a maliciously constructed qcow filesystem.

CVSS v3 Severity:

8.6 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Changed
Impact Metrics:	Confidentiality (C): High Integrity (I): None Availibility (A): None

7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/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): Low Integrity (I): Low Availibility (A): Low

CVSS v2 Severity:

5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N)
3.7 Low (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/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): Partial Integrity (I): None Availibility (A): None

6.8 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
5.0 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Athentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): Partial

Vulnerability Type:

CWE-200

Vulnerability Consequences:

Bypass Security

References:

Source: MISC
Type: Patch, Third Party Advisory
http://bazaar.launchpad.net/~hudson-openstack/nova/trunk/revision/1604

Source: MITRE
Type: CNA
CVE-2011-3147

Source: CCN
Type: SA46240
OpenStack Compute (Nova) QCOW2 Security Bypass Security Issue

Source: CCN
Type: OpenStack Compute Web Site
OpenStack Compute » OpenStack Open Source Cloud Computing Software

Source: CCN
Type: OSVDB ID: 76024
OpenStack Compute (Nova) QCOW2 Image Handling Arbitrary File Access

Source: CCN
Type: BID-49922
OpenStack 'qcow2' File Local Security Bypass Vulnerability

Source: CCN
Type: OpenStack Bug #853330
qcow format could expose host filesystem information

Source: XF
Type: UNKNOWN
openstack-qcow2-security-bypass(70324)

Vulnerable Configuration:

Configuration 1:

cpe:/a:openstack:nova:*:*:*:*:*:*:*:* (Version >= 2010.1 and < 2012.1)

Configuration CCN 1:

cpe:/a:openstack:compute:2011.3:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:com.ubuntu.precise:def:20113147000	V	CVE-2011-3147 on Ubuntu 12.04 LTS (precise) - medium.	2013-09-09

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