Unrated severityNVD Advisory· Published Feb 5, 2026· Updated Feb 5, 2026
UltraVNC Launcher 1.2.4.0 - 'Password' Denial of Service
CVE-2020-37132
Description
UltraVNC Launcher 1.2.4.0 contains a denial of service vulnerability in its password configuration properties that allows local attackers to crash the application. Attackers can paste an overly long 300-character string into the password field to trigger an application crash and prevent normal launcher functionality.
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Affected products
2- UltraVNC Team/UltraVNC Launcherv5Range: 1.2.4.0
Patches
Vulnerability mechanics
References
3- www.exploit-db.com/exploits/48290mitreexploit
- www.vulncheck.com/advisories/ultravnc-launcher-password-denial-of-servicemitrethird-party-advisory
- www.uvnc.commitreproduct
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