openSUSE Security Update : LibVNCServer (openSUSE-2020-624)

critical Nessus Plugin ID 136453

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Synopsis

The remote openSUSE host is missing a security update.

Description

This update for LibVNCServer fixes the following issues :

- CVE-2019-15690: Fixed a heap buffer overflow (bsc#1160471).

- CVE-2019-15681: Fixed a memory leak which could have allowed to a remote attacker to read stack memory (bsc#1155419).

- CVE-2019-20788: Fixed a integer overflow and heap-based buffer overflow via a large height or width value (bsc#1170441).

This update was imported from the SUSE:SLE-15:Update update project.

Solution

Update the affected LibVNCServer packages.

See Also

https://bugzilla.opensuse.org/show_bug.cgi?id=1155419

https://bugzilla.opensuse.org/show_bug.cgi?id=1160471

https://bugzilla.opensuse.org/show_bug.cgi?id=1170441

Plugin Details

Severity: Critical

ID: 136453

File Name: openSUSE-2020-624.nasl

Version: 1.4

Type: local

Agent: unix

Published: 5/11/2020

Updated: 3/13/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2019-20788

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:libvncserver-debugsource, p-cpe:/a:novell:opensuse:libvncserver-devel, p-cpe:/a:novell:opensuse:libvncclient0, p-cpe:/a:novell:opensuse:libvncclient0-debuginfo, p-cpe:/a:novell:opensuse:libvncserver0, p-cpe:/a:novell:opensuse:libvncserver0-debuginfo, cpe:/o:novell:opensuse:15.1

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/8/2020

Vulnerability Publication Date: 10/29/2019

Reference Information

CVE: CVE-2019-15681, CVE-2019-15690, CVE-2019-20788

IAVA: 2020-A-0381