CVE-2015-5295

Publication date 20 January 2016

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

The template-validate command in OpenStack Orchestration API (Heat) before 2015.1.3 (kilo) and 5.0.x before 5.0.1 (liberty) allows remote authenticated users to cause a denial of service (memory consumption) or determine the existence of local files via the resource type in a template, as demonstrated by file:///dev/zero.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
heat	19.04 disco	Not affected
	18.10 cosmic	Not affected
	18.04 LTS bionic	Not affected
	17.10 artful	Not affected
	17.04 zesty	Not affected
	16.10 yakkety	Not affected
	16.04 LTS xenial	Not affected
	15.10 wily	Ignored end of life
	15.04 vivid	Ignored end of life
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not in release

Notes

tyhicks

affects Heat <=2015.1.2, ==5.0.0

Patch details

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

Package	Patch details
heat	Upstream: https://review.openstack.org/#/c/269689/ Upstream: https://review.openstack.org/#/c/269692/ Other: https://bugs.launchpad.net/heat/+bug/1496277/comments/80

Severity score breakdown

Parameter	Value
Base score	5.4 · Medium
Attack vector	Network
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality	Low
Integrity impact	None
Availability impact	Low
Vector	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L