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SUSE: 2021:3672-1 Moderate: Tomcat Denial Of Service Fix

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Calendar Grey November 16, 2021
Scroller Suse
SUSE Security Bulletin: Tomcat resolved a set of three vulnerabilities classified as moderate. Guidance provided for the application of updates and remediation.
An update that fixes three vulnerabilities is now available

Summary

This update for tomcat fixes the following issues: - CVE-2021-30640: Escape parameters in JNDI Realm queries (bsc#1188279). - CVE-2021-33037: Process T-E header from both HTTP 1.0 and HTTP 1.1. clients (bsc#1188278). - CVE-2021-41079: Fixed a denial of service caused by an unexpected TLS packet (bsc#1190558). 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: - SUSE Linux Enterprise Module for Web Scripting 15-SP3: zypper in -t patch SUSE-SLE-Module-Web-Scripting-15-SP3-2021-3672=1 - SUSE Linux Enterprise Module for Web Scripting 15-SP2: zypper in -t patch SUSE-SLE-Module-Web-Scripting-15-SP2-2021-3672=1 Package List:

Topics%20covered

Topics Covered

security advisory moderate denial of service SUSE Tomcat patch instructions web scripting

References

#1188278 #1188279 #1190558

Cross- CVE-2021-30640 CVE-2021-33037 CVE-2021-41079

CVSS scores:

CVE-2021-30640 (NVD) : 6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N

CVE-2021-30640 (SUSE): 6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N

CVE-2021-33037 (NVD) : 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CVE-2021-33037 (SUSE): 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

CVE-2021-41079 (SUSE): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:

SUSE Linux Enterprise Module for Web Scripting 15-SP3

SUSE Linux Enterprise Module for Web Scripting 15-SP2

https://www.suse.com/security/cve/CVE-2021-30640.html

https://www.suse.com/security/cve/CVE-2021-33037.html

https://www.suse.com/security/cve/CVE-2021-41079.html

Announcement ID: SUSE-SU-2021:3672-1
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate denial of service SUSE Tomcat patch instructions web scripting

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