CVE-2019-20839
HIGH7.5EPSS 4.1%libvncserver - security update
Published: 6/17/2020Modified: 4/28/2026
Also known as:DEBIAN-CVE-2019-20839
Description
libvncclient/sockets.c in LibVNCServer before 0.9.13 has a buffer overflow via a long socket filename.
Affected packages (3)
- Debian/libvncserverfrom 0, < 0.9.13+dfsg-1
- Debian/libvncserverfrom 0, < 0.9.9+dfsg2-6.1+deb8u8
- Debian/libvncserverfrom 0, < 0.9.11+dfsg-1.3~deb9u5
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |