CVE-2020-37132
mediumpriority · track · 22EPSS 0.003 · 17 %ileEUUSEPSS · scored 2026-10-28
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (10)
External citations — patches, advisories, analysis.
- https://uvnc.com/downloads/ultravnc.htmlPatchcnnvd
- https://www.exploit-db.com/exploits/48290cnnvd
- https://www.uvnc.com/cnnvd
- https://www.vulncheck.com/advisories/ultravnc-launcher-password-denial-of-servicecnnvd
- https://www.exploit-db.com/exploits/48290enisa_euvd
- https://www.uvnc.com/enisa_euvd
- https://www.vulncheck.com/advisories/ultravnc-launcher-password-denial-of-serviceenisa_euvd
- https://www.exploit-db.com/exploits/48290ExploitThird Party AdvisoryVDB Entrynvd
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