Privilege escalation in Packagekit
CVE-2020-16122
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 instal…
Vulnerability class: Privilege Escalation
EPSS: 0.003 (25.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H.
Affected products
- Packagekit — versions 1.1.13-2ubuntu, 1.1.9-1ubuntu, 0.8.17-4ubuntu
- Packagekit_project Packagekit
- Canonical Ubuntu_linux — versions 16.04, 18.04, 20.04
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@ubuntu.com (Third Party Advisory, x_refsource_MISC, Issue Tracking)
Frequently asked questions
- What is CVE-2020-16122?
- CVE-2020-16122 is a high-severity vulnerability in Packagekit, classified under Improper Privilege Management. CVSS score: 8.2/10. Published 2020-11-07.
- How severe is CVE-2020-16122?
- High severity. CVSS v3 base score is 8.2 out of 10.
- Is CVE-2020-16122 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.