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.

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-016629 advisory.

    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.

Tenable has extracted the preceding description block directly from the Unity Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - 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. (CVE-2020-16121)

Note that Nessus relies on the presence of the package as reported by the vendor.

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4538-1 advisory.

    Vaisha Bernard discovered that PackageKit incorrectly handled certain methods. A local attacker could use     this issue to learn the MIME type of any file on the system. (CVE-2020-16121)

    Sami Niemimki discovered that PackageKit incorrectly handled local deb packages. A local user could     possibly use this issue to install untrusted packages, contrary to expectations. (CVE-2020-16122)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

This update for PackageKit fixes the following issue :

  - CVE-2020-16121: Fixed an Information disclosure in     InstallFiles, GetFilesLocal and GetDetailsLocal     (bsc#1176930).

  - Update summary and description of gstreamer-plugin and     gtk3-module. (bsc#1104313)

This update was imported from the SUSE:SLE-15-SP2:Update update project.

This update for PackageKit fixes the following issue :

  - CVE-2020-16121: Fixed an Information disclosure in     InstallFiles, GetFilesLocal and GetDetailsLocal     (bsc#1176930).

  - Notify service manager when it shutdown and cleanup     temporary files when PackageKit quits. (bsc#1169739)

This update was imported from the SUSE:SLE-15-SP1:Update update project.

This update for PackageKit fixes the following issues :

CVE-2020-16121: Fixed an information disclosure in InstallFiles, GetFilesLocal and GetDetailsLocal (bsc#1176930).

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

This update for PackageKit fixes the following issue :

CVE-2020-16121: Fixed an Information disclosure in InstallFiles, GetFilesLocal and GetDetailsLocal (bsc#1176930).

Update summary and description of gstreamer-plugin and gtk3-module.
(bsc#1104313)

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

This update for PackageKit fixes the following issue :

CVE-2020-16121: Fixed an Information disclosure in InstallFiles, GetFilesLocal and GetDetailsLocal (bsc#1176930).

Notify service manager when it shutdown and cleanup temporary files when PackageKit quits. (bsc#1169739)

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Two vulnerabilities have been discovered in packagekit, a package management service.

CVE-2020-16121

Vaisha Bernard discovered that PackageKit incorrectly handled certain methods. A local attacker could use this issue to learn the MIME type of any file on the system.

CVE-2020-16122

Sami Niemim&auml;ki discovered that PackageKit incorrectly handled local deb packages. A local user could possibly use this issue to install untrusted packages, contrary to expectations.

For Debian 9 stretch, these problems have been fixed in version 1.1.5-2+deb9u2.

We recommend that you upgrade your packagekit packages.

For the detailed security status of packagekit please refer to its security tracker page at:
https://security-tracker.debian.org/tracker/packagekit

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	Name	Product	Family	Severity
316253	Unity Linux 20.1060e / 20.1070e Security Update: PackageKit (UTSA-2026-016629)	Nessus	Unity Linux Local Security Checks	low
223377	Linux Distros Unpatched Vulnerability : CVE-2020-16121	Nessus	Misc.	low
183597	Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS : PackageKit vulnerabilities (USN-4538-1)	Nessus	Ubuntu Local Security Checks	high
145359	openSUSE Security Update : PackageKit (openSUSE-2020-2344)	Nessus	SuSE Local Security Checks	low
145313	openSUSE Security Update : PackageKit (openSUSE-2020-2292)	Nessus	SuSE Local Security Checks	low
144581	SUSE SLES12 Security Update : PackageKit (SUSE-SU-2020:3909-1)	Nessus	SuSE Local Security Checks	low
144578	SUSE SLED15 / SLES15 Security Update : PackageKit (SUSE-SU-2020:3911-1)	Nessus	SuSE Local Security Checks	low
144348	SUSE SLED15 / SLES15 Security Update : PackageKit (SUSE-SU-2020:3845-1)	Nessus	SuSE Local Security Checks	low
141291	Debian DLA-2399-1 : packagekit security update	Nessus	Debian Local Security Checks	high

Detections

Analytics

CVE-2020-16121

low

Tenable Plugins

low

low

high

low

low

low

low

low

high