Medium severity6.1OSV Advisory· Published Jan 9, 2019· Updated Jun 17, 2026
CVE-2018-20681
CVE-2018-20681
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.
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Affected products
2- Range: mate-screensaver-1.1.0, mate-screensaver-1.10.0, mate-screensaver-1.10.1, …
- Range: <1.20.2
Patches
Vulnerability mechanics
References
4- github.com/mate-desktop/mate-screensaver/pull/167nvdPatchThird Party Advisory
- github.com/mate-desktop/mate-screensaver/issues/152nvdExploitPatchThird Party Advisory
- github.com/mate-desktop/mate-screensaver/issues/155nvdExploitThird Party Advisory
- github.com/mate-desktop/mate-screensaver/issues/170nvdThird Party Advisory
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