VULNERABILITY INTELLIGENCE

CVE-2018-20019

CVSS score9.8 CRITICAL

EPSS probability9.65%

CISA KEVNot currently listed

Published2018-12-19

Last modified2026-06-17

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

Description

LibVNC before commit a83439b9fbe0f03c48eb94ed05729cb016f8b72f contains multiple heap out-of-bound write vulnerabilities in VNC client code that can result remote code execution

Weakness classification

CWE-787: Out-of-bounds Write

Primary references

vulnerability@kaspersky.com — Patch, Third Party Advisory
vulnerability@kaspersky.com — Broken Link
vulnerability@kaspersky.com — Mailing List, Third Party Advisory
vulnerability@kaspersky.com — Mailing List, Third Party Advisory
vulnerability@kaspersky.com — Third Party Advisory
vulnerability@kaspersky.com — Third Party Advisory
vulnerability@kaspersky.com — Third Party Advisory
vulnerability@kaspersky.com — Third Party Advisory
vulnerability@kaspersky.com — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Broken Link
af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory