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Scientific Linux Security Update : libvncserver on SL7.x x86_64 (20200803)

critical Nessus Plugin ID 139301

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Synopsis

The remote Scientific Linux host is missing one or more security updates.

Description

Security Fix(es) :

 - libvncserver: websocket decoding buffer overflow (CVE-2017-18922)

Solution

Update the affected libvncserver, libvncserver-debuginfo and / or libvncserver-devel packages.

See Also

http://www.nessus.org/u?8c87d1f0

Plugin Details

Severity: Critical

ID: 139301

File Name: sl_20200803_libvncserver_on_SL7_x.nasl

Version: 1.3

Type: local

Agent: unix

Published: 8/4/2020

Updated: 2/27/2024

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2017-18922

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:fermilab:scientific_linux:libvncserver-debuginfo, p-cpe:/a:fermilab:scientific_linux:libvncserver, x-cpe:/o:fermilab:scientific_linux, p-cpe:/a:fermilab:scientific_linux:libvncserver-devel

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 8/3/2020

Vulnerability Publication Date: 6/30/2020

Reference Information

CVE: CVE-2017-18922