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Test ID:1.3.6.1.4.1.25623.1.0.843016
Category:Ubuntu Local Security Checks
Title:Ubuntu: Security Advisory (USN-3171-1)
Summary:The remote host is missing an update for the 'libvncserver' package(s) announced via the USN-3171-1 advisory.
Description:Summary:
The remote host is missing an update for the 'libvncserver' package(s) announced via the USN-3171-1 advisory.

Vulnerability Insight:
Josef Gajdusek discovered that the LibVNCServer client library incorrectly
handled certain FrameBufferUpdate messages. If a user were tricked into
connecting to a malicious server, an attacker could use this issue to cause
a denial of service, or possibly execute arbitrary code. (CVE-2016-9941,
CVE-2016-9942)

Affected Software/OS:
'libvncserver' package(s) on Ubuntu 12.04, Ubuntu 14.04, Ubuntu 16.04, Ubuntu 16.10.

Solution:
Please install the updated package(s).

CVSS Score:
7.5

CVSS Vector:
AV:N/AC:L/Au:N/C:P/I:P/A:P

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2016-9941
BugTraq ID: 95170
http://www.securityfocus.com/bid/95170
Debian Security Information: DSA-3753 (Google Search)
http://www.debian.org/security/2017/dsa-3753
https://security.gentoo.org/glsa/201702-24
https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html
https://usn.ubuntu.com/4587-1/
Common Vulnerability Exposure (CVE) ID: CVE-2016-9942
CopyrightCopyright (C) 2017 Greenbone AG

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