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Test ID:1.3.6.1.4.1.25623.1.1.4.2019.0080.1
Category:SuSE Local Security Checks
Title:SUSE: Security Advisory (SUSE-SU-2019:0080-1)
Summary:The remote host is missing an update for the 'LibVNCServer' package(s) announced via the SUSE-SU-2019:0080-1 advisory.
Description:Summary:
The remote host is missing an update for the 'LibVNCServer' package(s) announced via the SUSE-SU-2019:0080-1 advisory.

Vulnerability Insight:
This update for LibVNCServer fixes the following issues:

Security issues fixed:
CVE-2018-15126: Fixed use-after-free in file transfer extension
(bsc#1120114)

CVE-2018-6307: Fixed use-after-free in file transfer extension server
code (bsc#1120115)

CVE-2018-20020: Fixed heap out-of-bound write inside structure in VNC
client code (bsc#1120116)

CVE-2018-15127: Fixed heap out-of-bounds write in rfbserver.c
(bsc#1120117)

CVE-2018-20019: Fixed multiple heap out-of-bound writes in VNC client
code (bsc#1120118)

CVE-2018-20023: Fixed information disclosure through improper
initialization in VNC Repeater client code (bsc#1120119)

CVE-2018-20022: Fixed information disclosure through improper
initialization in VNC client code (bsc#1120120)

CVE-2018-20024: Fixed NULL pointer dereference in VNC client code
(bsc#1120121)

CVE-2018-20021: Fixed infinite loop in VNC client code (bsc#1120122)

Affected Software/OS:
'LibVNCServer' package(s) on SUSE Linux Enterprise Workstation Extension 15, SUSE Linux Enterprise Module for Packagehub Subpackages 15, SUSE Linux Enterprise Module for Open Buildservice Development Tools 15

Solution:
Please install the updated package(s).

CVSS Score:
7.8

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

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2018-6307
Debian Security Information: DSA-4383 (Google Search)
https://www.debian.org/security/2019/dsa-4383
https://ics-cert.kaspersky.com/advisories/klcert-advisories/2018/12/19/klcert-18-026-libvnc-heap-use-after-free/
https://lists.debian.org/debian-lts-announce/2018/12/msg00017.html
https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html
https://usn.ubuntu.com/3877-1/
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