Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256
===========================================================================
AUSCERT External Security Bulletin Redistribution
ESB-2021.0092
Security update for tomcat
11 January 2021
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: tomcat
Publisher: SUSE
Operating System: SUSE
Impact/Access: Access Confidential Data -- Remote/Unauthenticated
Reduced Security -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2020-17527 CVE-2020-13943
Reference: ESB-2021.0055
ESB-2020.3716
ESB-2020.3677
Original Bulletin:
https://www.suse.com/support/update/announcement/2021/suse-su-20210040-1
- --------------------------BEGIN INCLUDED TEXT--------------------
SUSE Security Update: Security update for tomcat
______________________________________________________________________________
Announcement ID: SUSE-SU-2021:0040-1
Rating: moderate
References: #1092163 #1172562 #1177582 #1178396 #1179602
Cross-References: CVE-2020-13943 CVE-2020-17527
Affected Products:
SUSE Linux Enterprise Server for SAP 15
SUSE Linux Enterprise Server 15-LTSS
SUSE Linux Enterprise High Performance Computing 15-LTSS
SUSE Linux Enterprise High Performance Computing 15-ESPOS
______________________________________________________________________________
An update that solves two vulnerabilities and has three fixes is now available.
Description:
This update for tomcat fixes the following issues:
Security issues fixed:
o CVE-2020-13943: Fixed a HTTP/2 Request mix-up (bsc#1177582).
o CVE-2020-17527: Fixed a HTTP/2 request header mix-up (bsc#1179602).
Non-security issue fixed:
o Removed tomcat-9.0.init and /usr/lib/tmpfiles.d/tomcat.conf from package.
They're not used anymore becuse of systemd (bsc#1178396).
o Fixed 'tomcat-servlet-4_0-api' package alternatives to use and keep a
symlink for compatibility (bsc#1092163).
o Don't give write permissions for the tomcat group on files and directories
where it's not needed (bsc#1172562).
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 Linux Enterprise Server for SAP 15:
zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2021-40=1
o SUSE Linux Enterprise Server 15-LTSS:
zypper in -t patch SUSE-SLE-Product-SLES-15-2021-40=1
o SUSE Linux Enterprise High Performance Computing 15-LTSS:
zypper in -t patch SUSE-SLE-Product-HPC-15-2021-40=1
o SUSE Linux Enterprise High Performance Computing 15-ESPOS:
zypper in -t patch SUSE-SLE-Product-HPC-15-2021-40=1
Package List:
o SUSE Linux Enterprise Server for SAP 15 (noarch):
tomcat-9.0.36-3.74.1
tomcat-admin-webapps-9.0.36-3.74.1
tomcat-el-3_0-api-9.0.36-3.74.1
tomcat-jsp-2_3-api-9.0.36-3.74.1
tomcat-lib-9.0.36-3.74.1
tomcat-servlet-4_0-api-9.0.36-3.74.1
tomcat-webapps-9.0.36-3.74.1
o SUSE Linux Enterprise Server 15-LTSS (noarch):
tomcat-9.0.36-3.74.1
tomcat-admin-webapps-9.0.36-3.74.1
tomcat-el-3_0-api-9.0.36-3.74.1
tomcat-jsp-2_3-api-9.0.36-3.74.1
tomcat-lib-9.0.36-3.74.1
tomcat-servlet-4_0-api-9.0.36-3.74.1
tomcat-webapps-9.0.36-3.74.1
o SUSE Linux Enterprise High Performance Computing 15-LTSS (noarch):
tomcat-9.0.36-3.74.1
tomcat-admin-webapps-9.0.36-3.74.1
tomcat-el-3_0-api-9.0.36-3.74.1
tomcat-jsp-2_3-api-9.0.36-3.74.1
tomcat-lib-9.0.36-3.74.1
tomcat-servlet-4_0-api-9.0.36-3.74.1
tomcat-webapps-9.0.36-3.74.1
o SUSE Linux Enterprise High Performance Computing 15-ESPOS (noarch):
tomcat-9.0.36-3.74.1
tomcat-admin-webapps-9.0.36-3.74.1
tomcat-el-3_0-api-9.0.36-3.74.1
tomcat-jsp-2_3-api-9.0.36-3.74.1
tomcat-lib-9.0.36-3.74.1
tomcat-servlet-4_0-api-9.0.36-3.74.1
tomcat-webapps-9.0.36-3.74.1
References:
o https://www.suse.com/security/cve/CVE-2020-13943.html
o https://www.suse.com/security/cve/CVE-2020-17527.html
o https://bugzilla.suse.com/1092163
o https://bugzilla.suse.com/1172562
o https://bugzilla.suse.com/1177582
o https://bugzilla.suse.com/1178396
o https://bugzilla.suse.com/1179602
- --------------------------END INCLUDED TEXT--------------------
You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.
NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members. As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.
NOTE: This is only the original release of the security bulletin. It may
not be updated when updates to the original are made. If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.
Contact information for the authors of the original document is included
in the Security Bulletin above. If you have any questions or need further
information, please contact them directly.
Previous advisories and external security bulletins can be retrieved from:
https://www.auscert.org.au/bulletins/
===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072
Internet Email: auscert@auscert.org.au
Facsimile: (07) 3365 7031
Telephone: (07) 3365 4417 (International: +61 7 3365 4417)
AusCERT personnel answer during Queensland business hours
which are GMT+10:00 (AEST).
On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967
iQIVAwUBX/urhuNLKJtyKPYoAQgB9RAAkddeF1RgTWaywc6IT1Px9Oi9hvGcm00p
/1DMN/jYa3TsPz37WmR7ylKlVXWMJfTXfl/0/JfSGjukzB03qXXMscH6GRUWhbRV
L3Xhnh7S4lFEqHhUC9xKqzY7spu+1HHfOphg5LUzmgDx9aoUBOxWtNu7zPjwRg0+
AmzX9Yr2tLymIQ5PTygY99yCRUCraV0DjkwWfsHHsDxOskMAr6q/PhbShQKPmqVB
lRA4RtmMdJR+m4wBJmWDqdO25+G2PrfIf+fD4zUM+EZb/o3a5rTrOWJwUnJJ8rpk
hYNrMmtGhH3UeqrSPTchkA1LvtRn5Z360/LFPApss8HnyDrLFIlGT/KdRjkbXooq
AHSH6S4UqRH5cNvWPKTxsxfBl4tJCo3MP/ivxch6tBtIbhwMnI/Y6qYhdJbOegBM
wrFYTq9QmxL+3NVmg522i535S22s2JRjxKsRiPKpUvnC3pWdxewy74/oYuizk8T1
j53WoHMAFAWG/uNSnpW0qyent9SG5Ne9L7lvr8F+nqoQZZlY2m7wgMUIDsmsE+UO
+rc98WONLOCmMnYvqSL8DvD05YgPSxXPoLk+I+KeUGUOJyqyra2cjelI/cdccaQk
In13ej8ftgL5+R6YTlUqSAGeDZsp40noXlMYDAL/ELGuUI7QFLyTg4o/57vS9vXH
W7b+w/vz27k=
=Mwh1
-----END PGP SIGNATURE-----