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CVE-2020-14401

Good to know:

Date: June 17, 2020

An issue was discovered in LibVNCServer before 0.9.13. libvncserver/scale.c has a pixel_value integer overflow.

Language: C

Severity Score

6.5

Related Resources (15)

Url: https://security.alpinelinux.org/vuln/CVE-2020-14401

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2020-14401

Url: https://nvd.nist.gov/vuln/detail/CVE-2020-14401

Url: https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf

Url: https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13

Url: https://security-tracker.debian.org/tracker/CVE-2020-14401

Url: http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.html

Url: http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.html

Url: https://github.com/LibVNC/libvncserver/commit/a6788d1da719ae006605b78d22f5a9f170b423af

Url: https://usn.ubuntu.com/4434-1/

Url: https://access.redhat.com/security/cve/CVE-2020-14401

Url: https://lists.debian.org/debian-lts-announce/2020/06/msg00035.html

Url: http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.html

Url: https://lists.debian.org/debian-lts-announce/2020/08/msg00045.html

Url: https://www.mend.io/vulnerability-database/CVE-2020-14401

Severity Score

6.5

Weakness Type (CWE)

Integer Overflow or Wraparound

CWE-190

Top Fix

Upgrade Version

Upgrade to version LibVNCServer-0.9.13

CVSS v3.1

Base Score:	6.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	LOW
Availability (A):	LOW

CVSS v2

Base Score:	6.4
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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