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Vulnerability Details : CVE-2020-14401

An issue was discovered in LibVNCServer before 0.9.13. libvncserver/scale.c has a pixel_value integer overflow.
Publish Date : 2020-06-17 Last Update Date : 2022-03-09
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- CVSS Scores & Vulnerability Types

CVSS Score
6.4
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Overflow
CWE ID 190

- Products Affected By CVE-2020-14401

# Product Type Vendor Product Version Update Edition Language
1 OS Debian Debian Linux 8.0 * * * Version Details Vulnerabilities
2 OS Debian Debian Linux 9.0 * * * Version Details Vulnerabilities
3 Application Libvncserver Project Libvncserver * * * * Version Details Vulnerabilities
4 OS Opensuse Leap 15.1 * * * Version Details Vulnerabilities
5 OS Opensuse Leap 15.2 * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Debian Debian Linux 2
Libvncserver Project Libvncserver 1
Opensuse Leap 2

- References For CVE-2020-14401

https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf CONFIRM
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.html
SUSE openSUSE-SU-2020:0988
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.html
SUSE openSUSE-SU-2020:1025
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.html
SUSE openSUSE-SU-2020:1056
https://usn.ubuntu.com/4434-1/
UBUNTU USN-4434-1
https://lists.debian.org/debian-lts-announce/2020/08/msg00045.html
MLIST [debian-lts-announce] 20200828 [SECURITY] [DLA 2347-1] libvncserver security update
https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13
https://github.com/LibVNC/libvncserver/commit/a6788d1da719ae006605b78d22f5a9f170b423af
https://lists.debian.org/debian-lts-announce/2020/06/msg00035.html
MLIST [debian-lts-announce] 20200630 [SECURITY] [DLA 2264-1] libvncserver security update

- Vulnerability Conditions

Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0
Vulnerability is valid if product versions listed below are used 0

- Metasploit Modules Related To CVE-2020-14401

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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