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CVE-2017-5180

Published: 9 February 2017

Firejail before 0.9.44.4 and 0.9.38.x LTS before 0.9.38.8 LTS does not consider the .Xauthority case during its attempt to prevent accessing user files with an euid of zero, which allows local users to conduct sandbox-escape attacks via vectors involving a symlink and the --private option.

Priority

Medium

Cvss 3 Severity Score

8.8

Score breakdown

Status

Package Release Status
firejail
Launchpad, Ubuntu, Debian
precise Does not exist

trusty Does not exist

upstream
Released (0.9.44.2-2)
xenial
Released (0.9.38-1ubuntu0.1)
yakkety Ignored
(end of life)
zesty Not vulnerable
(0.9.44.8-1)

Severity score breakdown

Parameter Value
Base score 8.8
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Changed
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H