CVE-2018-20023
High
Description
LibVNC before 8b06f835e259652b0ff026898014fc7297ade858 contains CWE-665: Improper Initialization vulnerability in VNC Repeater client code that allows attacker to read stack memory and can be abuse for information disclosure. Combined with another vulnerability, it can be used to leak stack memory layout and in bypassing ASLR
SeverityHigh
CVSS7.5
Exploit probability—
Product
Libvnc Project Libvncserver
PublishedDec 19, 2018
First seenDec 19, 2018
How to fix
Update
- libvnc_project libvncserver0.9.12 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| libvnc_project libvncserver | v < 0.9.12 | 0.9.12 |
| debian debian_linux | 8.0, 9.0 | — |
| canonical ubuntu_linux | 14.04, 16.04, 18.04, 18.10 | — |
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