CVE-2019-15690
HIGH8.8EPSS 4.3%libvncserver - security update
Published: 1/24/2025Modified: 4/28/2026
Description
LibVNCServer 0.9.12 release and earlier contains heap buffer overflow vulnerability within the HandleCursorShape() function in libvncclient/cursor.c. An attacker sends cursor shapes with specially crafted dimensions, which can result in remote code execution.
Affected packages (2)
- Debian/libvncserverfrom 0, < 0.9.12+dfsg-9
- Debian/libvncserverfrom 0, < 0.9.9+dfsg2-6.1+deb8u7
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |