Low severity · published Nov 7, 2020
CVE-2020-16121
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…
3.3
CVSS
0.5%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 40% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PA
Packagekit · Packagekit Project
All versions, or not specified · source: NVD
UL
Ubuntu Linux · Canonical
20.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-16121
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-16121
Issue Tracking
https://bugs.launchpad.net/ubuntu/+source/packagekit/+bug/1888887
Exploit
https://www.eyecontrol.nl/blog/the-story-of-3-cves-in-ubuntu-desktop.html
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