Description

UltraVNC Launcher 1.2.4.0 contains a denial of service vulnerability in the Repeater Host configuration field that allows attackers to crash the application. Attackers can paste an overly long string of 300 characters into the Repeater Host property to trigger an application crash.

INFO

Published Date :

2026-02-05T16:13:36.480Z

Last Modified :

2026-02-05T18:44:22.255Z

Source :

VulnCheck
AFFECTED PRODUCTS

The following products are affected by CVE-2020-37133 vulnerability.

Vendors Products
Ultravnc
  • Ultravnc
Uvnc
  • Ultravnc
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2020-37133.

URL Resource
https://www.exploit-db.com/exploits/48288 cve-icon cve-icon
https://www.uvnc.com/ cve-icon cve-icon
https://www.vulncheck.com/advisories/ultravnc-launcher-repeaterhost-denial-of-service cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact