CVE-2011-3147

Publication date 22 April 2019

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

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

Status

Show unmaintained releases

Package	Ubuntu Release	Status
nova	13.04 raring	Not affected
	12.10 quantal	Not affected
	12.04 LTS precise	Not affected
	10.04 LTS lucid	Not in release

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
nova	Upstream: http://bazaar.launchpad.net/~hudson-openstack/nova/trunk/revision/1604

Severity score breakdown

CVSS version: CVSS v3.0

Base score 8.6 · High

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Changed
Confidentiality impact	High
Integrity impact	None
Availability impact	None

Scores

Parameter	Value
Base score	8.6 · High
Exploitability score	-
Impact score	-

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

References

Other references

https://www.cve.org/CVERecord?id=CVE-2011-3147