CVE-2019-25601
MEDIUMUltraVNC Launcher 1.2.2.4 Denial of Service Buffer Overflow
Title source: cnaExploitation Summary
EIP tracks 1 public exploit for CVE-2019-25601. PoCs published by Victor Mondragón.
AI-analyzed exploit summary This PoC exploits a buffer overflow vulnerability in UltraVNC Launcher 1.2.2.4 by writing a 300-byte string of 'A' characters to a file, which when pasted into the 'Path vncviewer.exe' field causes a denial of service (crash).
Description
UltraVNC Launcher 1.2.2.4 contains a buffer overflow vulnerability in the Path vncviewer.exe property field that allows local attackers to crash the application by supplying an excessively long string. Attackers can input a 300-byte payload of repeated characters through the Properties dialog to trigger a denial of service condition.
Exploits (1)
This PoC exploits a buffer overflow vulnerability in UltraVNC Launcher 1.2.2.4 by writing a 300-byte string of 'A' characters to a file, which when pasted into the 'Path vncviewer.exe' field causes a denial of service (crash).
References (4)
Scores
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H