The remote SUSE host is missing one or more security updates.
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) Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or 'zypper patch'. Alternatively you can run the command listed for your product : SUSE Linux Enterprise Workstation Extension 15:zypper in -t patch SUSE-SLE-Product-WE-15-2019-80=1 SUSE Linux Enterprise Module for Packagehub Subpackages 15:zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-2019-80=1 SUSE Linux Enterprise Module for Open Buildservice Development Tools 15:zypper in -t patch SUSE-SLE-Module-Development-Tools-OBS-15-2019-80=1