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CVE-2018-19788

Published: 3 December 2018

A flaw was found in PolicyKit (aka polkit) 0.115 that allows a user with a uid greater than INT_MAX to successfully execute any systemctl command.

Priority

Medium

Cvss 3 Severity Score

8.8

Score breakdown

Status

Package Release Status
policykit-1
Launchpad, Ubuntu, Debian
bionic
Released (0.105-20ubuntu0.18.04.4)
cosmic
Released (0.105-21ubuntu0.3)
trusty
Released (0.105-4ubuntu3.14.04.5)
upstream Needs triage

xenial
Released (0.105-14.1ubuntu0.4)
Patches:
upstream: https://gitlab.freedesktop.org/polkit/polkit/commit/2cb40c4d5feeaa09325522bd7d97910f1b59e379
upstream: https://gitlab.freedesktop.org/polkit/polkit/commit/b534a10727455409acd54018a9c91000e7626126

Severity score breakdown

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