VULNERABILITY INTELLIGENCE

CVE-2018-20021

CVSS score7.5 HIGH
EPSS probability3.42%
CISA KEVNot currently listed
Published2018-12-19
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

LibVNC before commit c3115350eb8bb635d0fdb4dbbb0d0541f38ed19c contains a CWE-835: Infinite loop vulnerability in VNC client code. Vulnerability allows attacker to consume excessive amount of resources like CPU and RAM

Weakness classification

  • CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop')

Primary references