CVE-2018-20681

Public Exploit

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.

Category

6.1
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.17%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/mate-desktop/mate-screensaver/pull/167 third party advisory patch
https://github.com/mate-desktop/mate-screensaver/issues/170 third party advisory
https://github.com/mate-desktop/mate-screensaver/issues/152 patch third party advisory exploit
https://github.com/mate-desktop/mate-screensaver/issues/155 third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2018-20681?
CVE-2018-20681 has been scored as a medium severity vulnerability.
How to fix CVE-2018-20681?
To fix CVE-2018-20681, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-20681 being actively exploited in the wild?
It is possible that CVE-2018-20681 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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