CVE-2016-7498

Publication date 27 September 2016

Last updated 4 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

OpenStack Compute (nova) 13.0.0 does not properly delete instances from compute nodes, which allows remote authenticated users to cause a denial of service (disk consumption) by deleting instances while in the resize state. NOTE: this vulnerability exists because of a CVE-2015-3280 regression.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
nova	17.04 zesty	Not affected
	16.10 yakkety	Not affected
	16.04 LTS xenial	Not affected
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Ignored end of life

Notes

ratliff

Note from Debian: Relates to OSSA-2015-017 (CVE-2015-3280) which was fixed and reintroduced with 13.0.0 and refixed in 13.1.0.

Severity score breakdown

CVSS version: CVSS v3.0

Base score 6.5 · Medium

Base metrics

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

Scores

Parameter	Value
Base score	6.5 · Medium
Exploitability score	-
Impact score	-

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H