CVE-2019-8271

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

UltraVNC revision 1211 has a heap buffer overflow vulnerability in VNC server code inside file transfer handler, which can potentially result code execution. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1212.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-122CWE-787

Affected software

No affected versions have been published.

Timeline

Published
Mar 8, 2019
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2019

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CVE-2019-8271: Critical severity, CVSS 9.8 | Vulnix