FreeBSD : libvncserver -- multiple security vulnerabilities (cb3f036d-8c7f-11e6-924a-60a44ce6887b)

High Nessus Plugin ID 93990

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VPR Score: 5.9

Synopsis

The remote FreeBSD host is missing a security-related update.

Description

Nicolas Ruff reports :

Integer overflow in MallocFrameBuffer() on client side.

Lack of malloc() return value checking on client side.

Server crash on a very large ClientCutText message.

Server crash when scaling factor is set to zero.

Multiple stack overflows in File Transfer feature.

Solution

Update the affected package.

See Also

https://seclists.org/oss-sec/2014/q3/639

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=212380

http://www.nessus.org/u?59edd6dd

Plugin Details

Severity: High

ID: 93990

File Name: freebsd_pkg_cb3f036d8c7f11e6924a60a44ce6887b.nasl

Version: 2.4

Type: local

Published: 2016/10/12

Updated: 2021/01/04

Dependencies: 12634

Risk Information

Risk Factor: High

VPR Score: 5.9

CVSS v2.0

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:libvncserver, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Patch Publication Date: 2016/10/11

Vulnerability Publication Date: 2014/09/23

Reference Information

CVE: CVE-2014-6051, CVE-2014-6052, CVE-2014-6053, CVE-2014-6054, CVE-2014-6055