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CVE-2018-19788

Publication date 3 December 2018

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

8.8 · High

Score breakdown

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.

Status

Package Ubuntu Release Status
policykit-1 18.10 cosmic
Fixed 0.105-21ubuntu0.3
18.04 LTS bionic
Fixed 0.105-20ubuntu0.18.04.4
16.04 LTS xenial
Fixed 0.105-14.1ubuntu0.4
14.04 LTS trusty
Fixed 0.105-4ubuntu3.14.04.5

Patch details

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

Package Patch details
policykit-1

Severity score breakdown

Parameter Value
Base score 8.8 · High
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

References

Related Ubuntu Security Notices (USN)

    • USN-3861-2
    • PolicyKit vulnerability
    • 16 January 2019
    • USN-3861-1
    • PolicyKit vulnerability
    • 16 January 2019

Other references