VDB
DEBIAN-CVE-2018-20021
DEBIAN-CVE-2018-20021
PUBLISHED
CVSS 7.5 HIGH
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
Risk Scores
CVSS 3.0
7.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:12 | tightvnc | 0, 0, 0 |
| Debian:12 | veyon | 0, 0, 0 |
| Debian:13 | tightvnc | 0, 0, 0 |
| Debian:11 | tightvnc | 0, 0, 0 |
| Debian:11 | libvncserver | 0, 0, 0 |
| Debian:12 | ssvnc | 0, 0, 0 |
| Debian:14 | libvncserver | 0, 0, 0 |
| Debian:14 | veyon | 0, 0, 0 |
| Debian:12 | libvncserver | 0, 0, 0 |
| Debian:13 | libvncserver | 0, 0, 0 |
| Debian:11 | ssvnc | 0, 0, 0 |
| Debian:13 | veyon | 0, 0, 0 |
| Debian:13 | ssvnc | 0, 0, 0 |
| Debian:14 | ssvnc | 0, 0, 0 |
| Debian:11 | veyon | 0, 0, 0 |
| Debian:14 | tightvnc | 0, 0, 0 |
Timeline
- Dec 19, 2018 CVE Published
- Apr 28, 2026 CVE Updated