Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Summary
Title LibVNCServer: Multiple vulnerabilities
Informations
Name GLSA-201908-05 First vendor Publication 2019-08-09
Vendor Gentoo Last vendor Modification 2019-08-09
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:C)
Cvss Base Score 7.8 Attack Range Network
Cvss Impact Score 6.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Synopsis

Multiple vulnerabilities have been found in LibVNCServer, the worst of which could result in the arbitrary execution of code.

Background

LibVNCServer/LibVNCClient are cross-platform C libraries that allow you to easily implement VNC server or client functionality in your program.

Description

Multiple vulnerabilities have been discovered in LibVNCServer. Please review the CVE identifiers referenced below for details.

Impact

Please review the referenced CVE identifiers for details.

Workaround

There is no known workaround at this time.

Resolution

All LibVNCServer users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-libs/libvncserver-0.9.12"

References

[ 1 ] CVE-2018-20019 : https://nvd.nist.gov/vuln/detail/CVE-2018-20019
[ 2 ] CVE-2018-20020 : https://nvd.nist.gov/vuln/detail/CVE-2018-20020
[ 3 ] CVE-2018-20021 : https://nvd.nist.gov/vuln/detail/CVE-2018-20021
[ 4 ] CVE-2018-20022 : https://nvd.nist.gov/vuln/detail/CVE-2018-20022
[ 5 ] CVE-2018-20023 : https://nvd.nist.gov/vuln/detail/CVE-2018-20023
[ 6 ] CVE-2018-20024 : https://nvd.nist.gov/vuln/detail/CVE-2018-20024
[ 7 ] CVE-2018-7225 : https://nvd.nist.gov/vuln/detail/CVE-2018-7225
[ 8 ] CVE-2018-7226 : https://nvd.nist.gov/vuln/detail/CVE-2018-7226

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website:

https://security.gentoo.org/glsa/201908-05

Original Source

Url : http://security.gentoo.org/glsa/glsa-201908-05.xml

CWE : Common Weakness Enumeration

% Id Name
29 % CWE-787 Out-of-bounds Write (CWE/SANS Top 25)
29 % CWE-200 Information Exposure
29 % CWE-190 Integer Overflow or Wraparound (CWE/SANS Top 25)
14 % CWE-476 NULL Pointer Dereference

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 3
Application 1
Os 5
Os 3
Os 1
Os 1
Os 1
Os 2
Os 1
Os 1

Nessus® Vulnerability Scanner

Date Description
2019-01-03 Name : The remote Fedora host is missing a security update.
File : fedora_2018-390001d1c7.nasl - Type : ACT_GATHER_INFO
2018-12-27 Name : The remote Debian host is missing a security update.
File : debian_DLA-1617.nasl - Type : ACT_GATHER_INFO
2018-07-02 Name : The remote EulerOS host is missing a security update.
File : EulerOS_SA-2018-1176.nasl - Type : ACT_GATHER_INFO
2018-06-11 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-4221.nasl - Type : ACT_GATHER_INFO
2018-05-31 Name : The remote CentOS host is missing one or more security updates.
File : centos_RHSA-2018-1055.nasl - Type : ACT_GATHER_INFO
2018-05-29 Name : The remote EulerOS host is missing a security update.
File : EulerOS_SA-2018-1139.nasl - Type : ACT_GATHER_INFO
2018-05-11 Name : The remote Amazon Linux 2 host is missing a security update.
File : al2_ALAS-2018-1012.nasl - Type : ACT_GATHER_INFO
2018-04-04 Name : The remote Fedora host is missing a security update.
File : fedora_2018-43541091ab.nasl - Type : ACT_GATHER_INFO
2018-04-02 Name : The remote Debian host is missing a security update.
File : debian_DLA-1332.nasl - Type : ACT_GATHER_INFO
2018-03-28 Name : The remote Fedora host is missing a security update.
File : fedora_2018-4897772a43.nasl - Type : ACT_GATHER_INFO

Alert History

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0
Date Informations
2019-08-10 00:18:41
  • First insertion