Is CVE-2018-20681 in the CISA KEV catalog?

No. CVE-2018-20681 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-20681?

CVE-2018-20681 has a CVSS v3 base score of 6.1 (MEDIUM).

What is the EPSS score for CVE-2018-20681?

CVE-2018-20681 has an EPSS score of 0.58% (43th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-20681?

Upgrade mate-screensaver on debian 11 to 1.20.2-1 or later.

CVE & CISA-KEV Catalog

CVE-2018-20681

MEDIUM

6.1

CVSS v3

NVD

Description

mate-screensaver before 1.20.2 in MATE Desktop Environment allows physically proximate attackers to view screen content and possibly control applications. By unplugging and re-plugging or power-cycling external output devices (such as additionally attached graphical outputs via HDMI, VGA, DVI, etc.) the content of a screensaver-locked session can be revealed. In some scenarios, the attacker can execute applications, such as by clicking with a mouse.

CWE-200Information Exposure

How to fix

Remediation Available

mate-screensaverDebian

Fixed in:1.20.2-1CVE-2018-20681

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 RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityNone

CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Exploit Intelligence

0.58%probability of exploitation in 30 days

43rdpercentile

Moderate risk: more likely to be exploited than 43% of all known CVEs.

References

Patch2

Exploit1

github.com

Third-Party Advisory1

github.com

Related Vulnerabilities

Other CWE-200 (Information Exposure) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-24919	High	8.6	100%	KEV + Ransom	-
CVE-2020-14181	Medium	5.3	100%	-	Fix
CVE-2021-34429	Medium	5.3	99%	-	Fix
CVE-2018-11409	Medium	5.3	98%	-	-
CVE-2021-41277	Critical	10.0	97%	KEV	-
CVE-2016-2183	High	7.5	96%	-	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.