CVE-2020-16121

Publication date 24 September 2020

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

PackageKit provided detailed error messages to unprivileged callers that exposed information about file presence and mimetype of files that the user would be unable to determine on its own.

Status

Show unmaintained releases

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

CVSS version: CVSS v3.0

Base score 3.3 · Low

Base metrics

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

Scores

Parameter	Value
Base score	3.3 · Low
Exploitability score	-
Impact score	-

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

References

Related Ubuntu Security Notices (USN)

USN-4538-1
PackageKit vulnerabilities
24 September 2020