Executive Summary

This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Titlelibvncserver security update
NameDSA-4383First vendor Publication2019-02-03
VendorDebianLast vendor Modification2019-02-03
Severity (Vendor) N/ARevision1

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


Pavel Cheremushkin discovered several vulnerabilities in libvncserver, a library to implement VNC server/client functionalities, which might result in the execution of arbitrary code, denial of service or information disclosure.

For the stable distribution (stretch), these problems have been fixed in version 0.9.11+dfsg-1.3~deb9u1.

We recommend that you upgrade your libvncserver packages.

For the detailed security status of libvncserver please refer to its security tracker page at: https://security-tracker.debian.org/tracker/libvncserver

Original Source

Url : http://www.debian.org/security/2019/dsa-4383

CWE : Common Weakness Enumeration

33 %CWE-787Out-of-bounds Write (CWE/SANS Top 25)
22 %CWE-416Use After Free
22 %CWE-200Information Exposure
11 %CWE-476NULL Pointer Dereference
11 %CWE-400Uncontrolled Resource Consumption ('Resource Exhaustion')

CPE : Common Platform Enumeration


Nessus® Vulnerability Scanner

2019-01-17Name : The remote CentOS host is missing one or more security updates.
File : centos_RHSA-2019-0059.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

Alert History

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2019-02-04 00:18:01
  • First insertion