CVE-2016-1253

Publication date 5 December 2017

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

The most package in Debian wheezy before 5.0.0a-2.2, in Debian jessie before 5.0.0a-2.3+deb8u1, and in Debian unstable before 5.0.0a-3 allows remote attackers to execute arbitrary commands via shell metacharacters in the name of an LZMA-compressed file.

From the Ubuntu Security Team

It was discovered that most is vulnerable to shell injection attack. An attacker could use this vulnerability to cause a denial of service (crash) or possibly execute arbitrary code.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
most	18.10 cosmic	Not affected
	18.04 LTS bionic	Not affected
	17.10 artful	Ignored end of life
	17.04 zesty	Ignored end of life
	16.10 yakkety	Ignored end of life
	16.04 LTS xenial	Fixed 5.0.0a-2.3+deb8u1build0.16.04.1
	14.04 LTS trusty	Fixed 5.0.0a-2.3+deb8u1build0.14.04.1
	12.04 LTS precise	Ignored end of life

Severity score breakdown

CVSS version: CVSS v3.0

Base score 9.8 · Critical

Base metrics

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

Scores

Parameter	Value
Base score	9.8 · Critical
Exploitability score	-
Impact score	-

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