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CVE-2020-16122

Publication date 13 June 2020

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.8 · High

Score breakdown

PackageKit's apt backend mistakenly treated all local debs as trusted. The apt security model is based on repository trust and not on the contents of individual files. On sites with configured PolicyKit rules this may allow users to install malicious packages.

Status

Package Ubuntu Release Status
packagekit 20.04 LTS focal
Fixed 1.1.13-2ubuntu1.1
18.04 LTS bionic
Fixed 1.1.9-1ubuntu2.18.04.6
16.04 LTS xenial
Fixed 0.8.17-4ubuntu6~gcc5.4ubuntu1.5
14.04 LTS trusty Not in release

Severity score breakdown

Parameter Value
Base score 7.8 · High
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-4538-1
    • PackageKit vulnerabilities
    • 24 September 2020

Other references