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AUSCERT External Security Bulletin Redistribution
ESB-2020.2466
SUSE: Security update for xrdp
21 July 2020
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AusCERT Security Bulletin Summary
---------------------------------
Product: xrdp
Publisher: SUSE
Operating System: SUSE
Impact/Access: Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2020-4044
Reference: ESB-2020.2454
ESB-2020.2245
ESB-2019.2623
Original Bulletin:
https://www.suse.com/support/update/announcement/2020/suse-su-20201943-1
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SUSE Security Update: Security update for xrdp
______________________________________________________________________________
Announcement ID: SUSE-SU-2020:1943-1
Rating: important
References: #1138954 #1144327 #1144379 #1150584 #1152711 #1153471
#1155789 #1155952 #1157860 #1173580
Cross-References: CVE-2017-6967 CVE-2020-4044
Affected Products:
SUSE OpenStack Cloud 7
SUSE Linux Enterprise Server for SAP 12-SP2
SUSE Linux Enterprise Server 12-SP2-LTSS
SUSE Linux Enterprise Server 12-SP2-BCL
______________________________________________________________________________
An update that solves two vulnerabilities and has 8 fixes is now available.
Description:
This update for xrdp provides the following fix:
o CVE-2020-4044: xrdp-sesman can be crashed remotely over port 3350 (bsc#
1173580).
o Fixed an issue where xrdp-sesman could not restart (bsc#1155952).
o Fixed an issue where xrdp could not start due to an error in the service
file use absolute path in ExecStart (bsc#1155789).
o Fixed a PAM error after 2nd xrdp session after logout (bsc#1153471).
o Fixed a crash in xrdp-sesman, caused by terminating and reconnecting an
xrdp session (bsc#1152711).
o Fixed a failure in RDP session recovery (bsc#1150584).
o Fixed a process leak (bsc#1144379).
o Let systemd handle the daemons, fixing daemon start failures. (bsc#1138954,
bsc#1144327)
o Don't try to create .vnc directory if it already exists. (bsc#1157860)
Patch Instructions:
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:
o SUSE OpenStack Cloud 7:
zypper in -t patch SUSE-OpenStack-Cloud-7-2020-1943=1
o SUSE Linux Enterprise Server for SAP 12-SP2:
zypper in -t patch SUSE-SLE-SAP-12-SP2-2020-1943=1
o SUSE Linux Enterprise Server 12-SP2-LTSS:
zypper in -t patch SUSE-SLE-SERVER-12-SP2-2020-1943=1
o SUSE Linux Enterprise Server 12-SP2-BCL:
zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2020-1943=1
Package List:
o SUSE OpenStack Cloud 7 (s390x x86_64):
xrdp-0.9.0~git.1456906198.f422461-16.20.1
xrdp-debuginfo-0.9.0~git.1456906198.f422461-16.20.1
xrdp-debugsource-0.9.0~git.1456906198.f422461-16.20.1
o SUSE Linux Enterprise Server for SAP 12-SP2 (ppc64le x86_64):
xrdp-0.9.0~git.1456906198.f422461-16.20.1
xrdp-debuginfo-0.9.0~git.1456906198.f422461-16.20.1
xrdp-debugsource-0.9.0~git.1456906198.f422461-16.20.1
o SUSE Linux Enterprise Server 12-SP2-LTSS (ppc64le s390x x86_64):
xrdp-0.9.0~git.1456906198.f422461-16.20.1
xrdp-debuginfo-0.9.0~git.1456906198.f422461-16.20.1
xrdp-debugsource-0.9.0~git.1456906198.f422461-16.20.1
o SUSE Linux Enterprise Server 12-SP2-BCL (x86_64):
xrdp-0.9.0~git.1456906198.f422461-16.20.1
xrdp-debuginfo-0.9.0~git.1456906198.f422461-16.20.1
xrdp-debugsource-0.9.0~git.1456906198.f422461-16.20.1
References:
o https://www.suse.com/security/cve/CVE-2017-6967.html
o https://www.suse.com/security/cve/CVE-2020-4044.html
o https://bugzilla.suse.com/1138954
o https://bugzilla.suse.com/1144327
o https://bugzilla.suse.com/1144379
o https://bugzilla.suse.com/1150584
o https://bugzilla.suse.com/1152711
o https://bugzilla.suse.com/1153471
o https://bugzilla.suse.com/1155789
o https://bugzilla.suse.com/1155952
o https://bugzilla.suse.com/1157860
o https://bugzilla.suse.com/1173580
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