CVE-2020-16125
7.2 · HIGHOverview
CVE-2020-16125 is a high-severity vulnerability affecting gnome gnome_display_manager. It was published on November 10, 2020 and has a CVSS 3.1 base score of 7.2 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
gdm3 versions before 3.36.2 or 3.38.2 would start gnome-initial-setup if gdm3 can't contact the accountservice service via dbus in a timely manner; on Ubuntu (and potentially derivatives) this could be be chained with an additional issue that could allow a local user to create a new privileged account.
Remediation
Check the references section for vendor advisories and patches from gnome. Update gnome_display_manager to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| gnome | gnome_display_manager | >= 0, < 3.36.2 | Affected |
References
Frequently Asked Questions
What is CVE-2020-16125?
CVE-2020-16125 is a high-severity vulnerability affecting gnome gnome_display_manager. It was published on November 10, 2020 and has a CVSS 3.1 base score of 7.2 (HIGH).
How severe is CVE-2020-16125?
This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2020-16125?
Check the references section for vendor advisories and patches from gnome. Update gnome_display_manager to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2020-16125?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-16125 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
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