Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Summary
TitleLibVNCServer: Multiple vulnerabilities
Informations
NameGLSA-201908-05First vendor Publication2019-08-09
VendorGentooLast vendor Modification2019-08-09
Severity (Vendor) N/ARevisionN/A

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:C)
Cvss Base Score7.8Attack RangeNetwork
Cvss Impact Score6.9Attack ComplexityLow
Cvss Expoit Score10AuthenticationNone 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

%idName
25 %CWE-787Out-of-bounds Write (CWE/SANS Top 25)
25 %CWE-200Information Exposure
25 %CWE-190Integer Overflow or Wraparound (CWE/SANS Top 25)
12 %CWE-476NULL Pointer Dereference
12 %CWE-400Uncontrolled Resource Consumption ('Resource Exhaustion')

CPE : Common Platform Enumeration

TypeDescriptionCount
Application2
Application1
Os5
Os3
Os1
Os1
Os1
Os2
Os1
Os1

Nessus® Vulnerability Scanner

DateDescription
2019-01-03Name : The remote Fedora host is missing a security update.
File : fedora_2018-390001d1c7.nasl - Type : ACT_GATHER_INFO
2018-12-27Name : The remote Debian host is missing a security update.
File : debian_DLA-1617.nasl - Type : ACT_GATHER_INFO
2018-07-02Name : The remote EulerOS host is missing a security update.
File : EulerOS_SA-2018-1176.nasl - Type : ACT_GATHER_INFO
2018-06-11Name : The remote Debian host is missing a security-related update.
File : debian_DSA-4221.nasl - Type : ACT_GATHER_INFO
2018-05-31Name : The remote CentOS host is missing one or more security updates.
File : centos_RHSA-2018-1055.nasl - Type : ACT_GATHER_INFO
2018-05-29Name : The remote EulerOS host is missing a security update.
File : EulerOS_SA-2018-1139.nasl - Type : ACT_GATHER_INFO
2018-05-11Name : The remote Amazon Linux 2 host is missing a security update.
File : al2_ALAS-2018-1012.nasl - Type : ACT_GATHER_INFO
2018-04-04Name : The remote Fedora host is missing a security update.
File : fedora_2018-43541091ab.nasl - Type : ACT_GATHER_INFO
2018-04-02Name : The remote Debian host is missing a security update.
File : debian_DLA-1332.nasl - Type : ACT_GATHER_INFO
2018-03-28Name : 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
DateInformations
2019-08-10 00:18:41
  • First insertion