CVEvulnerability

CVE-2019-20839

7.5 HIGH Published 2020-06-17 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2020-06-17
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-120

Description

libvncclient/sockets.c in LibVNCServer before 0.9.13 has a buffer overflow via a long socket filename.

Affected configurations

• libvnc project libvncserver (<= 0.9.12) • canonical ubuntu linux 14.04 • canonical ubuntu linux 16.04 • canonical ubuntu linux 18.04 • canonical ubuntu linux 18.10 • canonical ubuntu linux 20.04 • debian debian linux 8.0 • debian debian linux 9.0 • siemens simatic itc1500 firmware (>= 3.0.0.0 < 3.2.1.0) • siemens simatic itc1500 pro firmware (>= 3.0.0.0 < 3.2.1.0) • siemens simatic itc1900 firmware (>= 3.0.0.0 < 3.2.1.0) • siemens simatic itc1900 pro firmware (>= 3.0.0.0 < 3.2.1.0) • siemens simatic itc2200 firmware (>= 3.0.0.0 < 3.2.1.0) • siemens simatic itc2200 pro firmware (>= 3.0.0.0 < 3.2.1.0) • opensuse leap 15.2

Related

Weakness · CWE (1)

  • CWE-120 Buffer Copy without Checking Size of Input weakness

References