CVE-2020-14402

An issue was discovered in LibVNCServer before 0.9.13. libvncserver/corre.c allows out-of-bounds access via encodings.

CVSS v3.0 5.4 MEDIUM
CVSS v2.0 5.5 MEDIUM

5.4^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

5.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:N/A:P

Exploitability : 8.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13	Release Notes Third Party Advisory
https://github.com/LibVNC/libvncserver/commit/74e8a70f2c9a5248d6718ce443e07c7ed314dfff	Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00035.html	Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.html	Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.html	Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.html	Issue Tracking Third Party Advisory
https://usn.ubuntu.com/4434-1/	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/08/msg00045.html
https://usn.ubuntu.com/4573-1/
https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf

Configurations

Configuration 1 (hide)

cpe:2.3:a:libvncserver_project:libvncserver:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:opensuse:leap:15.1:::::::*
	cpe:2.3:o:opensuse:leap:15.2:::::::*

Configuration 3 (hide)

cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

Information

Published : 2020-06-17 16:15

Updated : 2021-12-14 14:15

NVD link : CVE-2020-14402

Mitre link : CVE-2020-14402

JSON object : View

Products Affected

opensuse

leap

libvncserver_project

libvncserver

debian

debian_linux

CWE

CWE-125

Out-of-bounds Read

CWE-670

Always-Incorrect Control Flow Implementation

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