VULNERABILITY INTELLIGENCE

CVE-2019-8269

CVSS score7.5 HIGH

EPSS probability5.72%

CISA KEVNot currently listed

Published2019-03-08

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

UltraVNC revision 1206 has stack-based Buffer overflow vulnerability in VNC client code inside FileTransfer module, which leads to a denial of service (DoS) condition. This attack appear to be exploitable via network connectivity. This vulnerability has been fixed in revision 1207.

Weakness classification

CWE-121: Stack-based Buffer Overflow
CWE-787: Out-of-bounds Write

Primary references

vulnerability@kaspersky.com — Third Party Advisory
vulnerability@kaspersky.com — Third Party Advisory
vulnerability@kaspersky.com — Third Party Advisory, US Government Resource
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, US Government Resource