Is CVE-2020-16125 in the CISA KEV catalog?

No. CVE-2020-16125 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-16125?

CVE-2020-16125 has a CVSS v3 base score of 7.2 (HIGH).

What is the EPSS score for CVE-2020-16125?

CVE-2020-16125 has an EPSS score of 1.11% (62th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-16125?

Upgrade gdm3 on debian 11 to 3.38.2-1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2020-16125

HIGH

7.2

CVSS v3

NVD

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.

CWE-754

How to fix

Remediation Available

gdm3Debian

Fixed in:3.38.2-1CVE-2020-16125

gdm3Ubuntu

Fixed in:3.28.3-0ubuntu18.04.6USN-4614-1

Fixed in:3.36.3-0ubuntu0.20.04.2USN-4614-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorPhysical

Attack ComplexityLow

Privileges RequiredLow

User InteractionRequired

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:P/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

Exploit Intelligence

1.11%probability of exploitation in 30 days

62ndpercentile

Moderate risk: more likely to be exploited than 62% of all known CVEs.

References

Exploit2

Third-Party Advisory1

bugs.launchpad.net

Related Vulnerabilities

Other CWE-754 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-4367	High	8.8	73%	-	Fix
CVE-2022-39288	High	7.5	59%	-	Fix
CVE-2023-30591	High	7.5	54%	-	-
CVE-2023-41993	High	8.8	29%	KEV	Fix
CVE-2024-43044	High	8.8	29%	-	Fix
CVE-2024-3393	High	7.5	27%	KEV	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.