CVE-2018-20681
6.1 · MEDIUMOverview
CVE-2018-20681 is a medium-severity vulnerability affecting mate-desktop mate-screensaver. It was published on January 9, 2019 and has a CVSS 3.0 base score of 6.1 (MEDIUM).
This vulnerability has a CVSS 3.0 base score of 6.1, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from mate-desktop. Update mate-screensaver 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 |
|---|---|---|---|
| mate-desktop | mate-screensaver | >= 0, < 1.20.2 | Affected |
References
Frequently Asked Questions
What is CVE-2018-20681?
CVE-2018-20681 is a medium-severity vulnerability affecting mate-desktop mate-screensaver. It was published on January 9, 2019 and has a CVSS 3.0 base score of 6.1 (MEDIUM).
How severe is CVE-2018-20681?
This vulnerability has a CVSS 3.0 base score of 6.1, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2018-20681?
Check the references section for vendor advisories and patches from mate-desktop. Update mate-screensaver 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-2018-20681?
CyberStrike's AI-powered security agents can automatically detect CVE-2018-20681 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.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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