Upstream information

CVE-2020-13934 at MITRE

Description

An h2c direct connection to Apache Tomcat 10.0.0-M1 to 10.0.0-M6, 9.0.0.M5 to 9.0.36 and 8.5.1 to 8.5.56 did not release the HTTP/1.1 processor after the upgrade to HTTP/2. If a sufficient number of such requests were made, an OutOfMemoryException could occur leading to a denial of service.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 5
Vector AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 7.5 6.5
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network Network
Attack Complexity Low Low
Privileges Required None Low
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact None None
Integrity Impact None None
Availability Impact High High
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1174121 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
Image SLES15-SP1-Manager-4-0-Azure-BYOS-Server
Image SLES15-SP1-Manager-4-0-EC2-HVM-BYOS-Server
Image SLES15-SP1-Manager-4-0-GCE-BYOS-Server
  • tomcat >= 9.0.36-4.41.2
  • tomcat-el-3_0-api >= 9.0.36-4.41.2
  • tomcat-jsp-2_3-api >= 9.0.36-4.41.2
  • tomcat-lib >= 9.0.36-4.41.2
  • tomcat-servlet-4_0-api >= 9.0.36-4.41.2
Image SLES15-SP2-Manager-4-1-Server-BYOS-Azure
Image SLES15-SP2-Manager-4-1-Server-BYOS-EC2-HVM
Image SLES15-SP2-Manager-4-1-Server-BYOS-GCE
Image SLES15-SP3-Manager-4-2-Server-BYOS-Azure
Image SLES15-SP3-Manager-4-2-Server-BYOS-EC2-HVM
Image SLES15-SP3-Manager-4-2-Server-BYOS-GCE
Image SLES15-SP4-Manager-Server-4-3-BYOS
Image SLES15-SP4-Manager-Server-4-3-BYOS-Azure
Image SLES15-SP4-Manager-Server-4-3-BYOS-EC2
Image SLES15-SP4-Manager-Server-4-3-BYOS-GCE
  • tomcat >= 9.0.36-3.6.1
  • tomcat-el-3_0-api >= 9.0.36-3.6.1
  • tomcat-jsp-2_3-api >= 9.0.36-3.6.1
  • tomcat-lib >= 9.0.36-3.6.1
  • tomcat-servlet-4_0-api >= 9.0.36-3.6.1
SUSE Enterprise Storage 6
SUSE Linux Enterprise High Performance Computing 15 SP1
SUSE Linux Enterprise Module for Web and Scripting 15 SP1
SUSE Linux Enterprise Server 15 SP1
SUSE Linux Enterprise Server for SAP Applications 15 SP1
SUSE Manager Proxy 4.0
SUSE Manager Retail Branch Server 4.0
SUSE Manager Server 4.0
  • tomcat >= 9.0.36-4.41.2
  • tomcat-admin-webapps >= 9.0.36-4.41.2
  • tomcat-el-3_0-api >= 9.0.36-4.41.2
  • tomcat-jsp-2_3-api >= 9.0.36-4.41.2
  • tomcat-lib >= 9.0.36-4.41.2
  • tomcat-servlet-4_0-api >= 9.0.36-4.41.2
  • tomcat-webapps >= 9.0.36-4.41.2
 Patchnames:
SUSE-SLE-Module-Web-Scripting-15-SP1-2020-2046
SUSE Enterprise Storage 7
SUSE Linux Enterprise High Performance Computing 15 SP2
SUSE Linux Enterprise Module for Web and Scripting 15 SP2
SUSE Linux Enterprise Server 15 SP2
SUSE Linux Enterprise Server for SAP Applications 15 SP2
SUSE Manager Proxy 4.1
SUSE Manager Retail Branch Server 4.1
SUSE Manager Server 4.1
  • tomcat >= 9.0.36-3.6.1
  • tomcat-admin-webapps >= 9.0.36-3.6.1
  • tomcat-el-3_0-api >= 9.0.36-3.6.1
  • tomcat-jsp-2_3-api >= 9.0.36-3.6.1
  • tomcat-lib >= 9.0.36-3.6.1
  • tomcat-servlet-4_0-api >= 9.0.36-3.6.1
  • tomcat-webapps >= 9.0.36-3.6.1
 Patchnames:
SUSE-SLE-Module-Web-Scripting-15-SP2-2020-2047
SUSE Linux Enterprise High Performance Computing 15-ESPOS
SUSE Linux Enterprise High Performance Computing 15-LTSS
  • tomcat >= 9.0.36-3.65.2
  • tomcat-admin-webapps >= 9.0.36-3.65.2
  • tomcat-el-3_0-api >= 9.0.36-3.65.2
  • tomcat-jsp-2_3-api >= 9.0.36-3.65.2
  • tomcat-lib >= 9.0.36-3.65.2
  • tomcat-servlet-4_0-api >= 9.0.36-3.65.2
  • tomcat-webapps >= 9.0.36-3.65.2
 Patchnames:
SUSE-SLE-Product-HPC-15-2020-2045
SUSE Linux Enterprise Server 12 SP4-ESPOS
  • tomcat >= 9.0.36-3.45.1
  • tomcat-admin-webapps >= 9.0.36-3.45.1
  • tomcat-docs-webapp >= 9.0.36-3.45.1
  • tomcat-el-3_0-api >= 9.0.36-3.45.1
  • tomcat-javadoc >= 9.0.36-3.45.1
  • tomcat-jsp-2_3-api >= 9.0.36-3.45.1
  • tomcat-lib >= 9.0.36-3.45.1
  • tomcat-servlet-4_0-api >= 9.0.36-3.45.1
  • tomcat-webapps >= 9.0.36-3.45.1
 Patchnames:
SUSE-SLE-SERVER-12-SP4-ESPOS-2020-2037
SUSE Linux Enterprise Server 12 SP4-LTSS
  • tomcat >= 9.0.36-3.45.1
  • tomcat-admin-webapps >= 9.0.36-3.45.1
  • tomcat-docs-webapp >= 9.0.36-3.45.1
  • tomcat-el-3_0-api >= 9.0.36-3.45.1
  • tomcat-javadoc >= 9.0.36-3.45.1
  • tomcat-jsp-2_3-api >= 9.0.36-3.45.1
  • tomcat-lib >= 9.0.36-3.45.1
  • tomcat-servlet-4_0-api >= 9.0.36-3.45.1
  • tomcat-webapps >= 9.0.36-3.45.1
 Patchnames:
SUSE-SLE-SERVER-12-SP4-LTSS-2020-2037
SUSE Linux Enterprise Server 12 SP5
SUSE Linux Enterprise Server for SAP Applications 12 SP5
  • tomcat >= 9.0.36-3.45.1
  • tomcat-admin-webapps >= 9.0.36-3.45.1
  • tomcat-docs-webapp >= 9.0.36-3.45.1
  • tomcat-el-3_0-api >= 9.0.36-3.45.1
  • tomcat-javadoc >= 9.0.36-3.45.1
  • tomcat-jsp-2_3-api >= 9.0.36-3.45.1
  • tomcat-lib >= 9.0.36-3.45.1
  • tomcat-servlet-4_0-api >= 9.0.36-3.45.1
  • tomcat-webapps >= 9.0.36-3.45.1
 Patchnames:
SUSE-SLE-SERVER-12-SP5-2020-2037
SUSE Linux Enterprise Server 15-LTSS
  • tomcat >= 9.0.36-3.65.2
  • tomcat-admin-webapps >= 9.0.36-3.65.2
  • tomcat-el-3_0-api >= 9.0.36-3.65.2
  • tomcat-jsp-2_3-api >= 9.0.36-3.65.2
  • tomcat-lib >= 9.0.36-3.65.2
  • tomcat-servlet-4_0-api >= 9.0.36-3.65.2
  • tomcat-webapps >= 9.0.36-3.65.2
 Patchnames:
SUSE-SLE-Product-SLES-15-2020-2045
SUSE Linux Enterprise Server for SAP Applications 12 SP4
  • tomcat >= 9.0.36-3.45.1
  • tomcat-admin-webapps >= 9.0.36-3.45.1
  • tomcat-docs-webapp >= 9.0.36-3.45.1
  • tomcat-el-3_0-api >= 9.0.36-3.45.1
  • tomcat-javadoc >= 9.0.36-3.45.1
  • tomcat-jsp-2_3-api >= 9.0.36-3.45.1
  • tomcat-lib >= 9.0.36-3.45.1
  • tomcat-servlet-4_0-api >= 9.0.36-3.45.1
  • tomcat-webapps >= 9.0.36-3.45.1
 Patchnames:
SUSE-SLE-SAP-12-SP4-2020-2037
SUSE Linux Enterprise Server for SAP Applications 15
  • tomcat >= 9.0.36-3.65.2
  • tomcat-admin-webapps >= 9.0.36-3.65.2
  • tomcat-el-3_0-api >= 9.0.36-3.65.2
  • tomcat-jsp-2_3-api >= 9.0.36-3.65.2
  • tomcat-lib >= 9.0.36-3.65.2
  • tomcat-servlet-4_0-api >= 9.0.36-3.65.2
  • tomcat-webapps >= 9.0.36-3.65.2
 Patchnames:
SUSE-SLE-Product-SLES_SAP-15-2020-2045
SUSE OpenStack Cloud 9
  • tomcat >= 9.0.36-3.45.1
  • tomcat-admin-webapps >= 9.0.36-3.45.1
  • tomcat-docs-webapp >= 9.0.36-3.45.1
  • tomcat-el-3_0-api >= 9.0.36-3.45.1
  • tomcat-javadoc >= 9.0.36-3.45.1
  • tomcat-jsp-2_3-api >= 9.0.36-3.45.1
  • tomcat-lib >= 9.0.36-3.45.1
  • tomcat-servlet-4_0-api >= 9.0.36-3.45.1
  • tomcat-webapps >= 9.0.36-3.45.1
 Patchnames:
SUSE-OpenStack-Cloud-9-2020-2037
SUSE OpenStack Cloud Crowbar 9
  • tomcat >= 9.0.36-3.45.1
  • tomcat-admin-webapps >= 9.0.36-3.45.1
  • tomcat-docs-webapp >= 9.0.36-3.45.1
  • tomcat-el-3_0-api >= 9.0.36-3.45.1
  • tomcat-javadoc >= 9.0.36-3.45.1
  • tomcat-jsp-2_3-api >= 9.0.36-3.45.1
  • tomcat-lib >= 9.0.36-3.45.1
  • tomcat-servlet-4_0-api >= 9.0.36-3.45.1
  • tomcat-webapps >= 9.0.36-3.45.1
 Patchnames:
SUSE-OpenStack-Cloud-Crowbar-9-2020-2037
openSUSE Leap 15.1
  • tomcat >= 9.0.36-lp151.3.27.1
  • tomcat-admin-webapps >= 9.0.36-lp151.3.27.1
  • tomcat-docs-webapp >= 9.0.36-lp151.3.27.1
  • tomcat-el-3_0-api >= 9.0.36-lp151.3.27.1
  • tomcat-embed >= 9.0.36-lp151.3.27.1
  • tomcat-javadoc >= 9.0.36-lp151.3.27.1
  • tomcat-jsp-2_3-api >= 9.0.36-lp151.3.27.1
  • tomcat-jsvc >= 9.0.36-lp151.3.27.1
  • tomcat-lib >= 9.0.36-lp151.3.27.1
  • tomcat-servlet-4_0-api >= 9.0.36-lp151.3.27.1
  • tomcat-webapps >= 9.0.36-lp151.3.27.1
 Patchnames:
openSUSE-2020-1102
openSUSE Leap 15.2
  • tomcat >= 9.0.36-lp152.2.4.1
  • tomcat-admin-webapps >= 9.0.36-lp152.2.4.1
  • tomcat-docs-webapp >= 9.0.36-lp152.2.4.1
  • tomcat-el-3_0-api >= 9.0.36-lp152.2.4.1
  • tomcat-embed >= 9.0.36-lp152.2.4.1
  • tomcat-javadoc >= 9.0.36-lp152.2.4.1
  • tomcat-jsp-2_3-api >= 9.0.36-lp152.2.4.1
  • tomcat-jsvc >= 9.0.36-lp152.2.4.1
  • tomcat-lib >= 9.0.36-lp152.2.4.1
  • tomcat-servlet-4_0-api >= 9.0.36-lp152.2.4.1
  • tomcat-webapps >= 9.0.36-lp152.2.4.1
 Patchnames:
openSUSE-2020-1111
openSUSE Tumbleweed
  • tomcat >= 9.0.43-8.1
  • tomcat-admin-webapps >= 9.0.43-8.1
  • tomcat-docs-webapp >= 9.0.43-8.1
  • tomcat-el-3_0-api >= 9.0.43-8.1
  • tomcat-embed >= 9.0.43-8.1
  • tomcat-javadoc >= 9.0.43-8.1
  • tomcat-jsp-2_3-api >= 9.0.43-8.1
  • tomcat-jsvc >= 9.0.43-8.1
  • tomcat-lib >= 9.0.43-8.1
  • tomcat-servlet-4_0-api >= 9.0.43-8.1
  • tomcat-webapps >= 9.0.43-8.1
 Patchnames:
openSUSE Tumbleweed GA tomcat-9.0.43-8.1

First public cloud image revisions this CVE is fixed in:

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products under general support and receiving all security fixes.
SUSE Enterprise Storage 7 tomcat Released
SUSE Enterprise Storage 7.1 tomcat Already fixed
SUSE Linux Enterprise High Performance Computing 12 SP5 tomcat Released
SUSE Linux Enterprise High Performance Computing 15 SP4 tomcat Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP5 tomcat Already fixed
SUSE Linux Enterprise Module for Web and Scripting 15 SP4 tomcat Already fixed
SUSE Linux Enterprise Module for Web and Scripting 15 SP5 tomcat Already fixed
SUSE Linux Enterprise Server 12 SP5 tomcat Released
SUSE Linux Enterprise Server 12-LTSS tomcat Not affected
SUSE Linux Enterprise Server 15 SP4 tomcat Already fixed
SUSE Linux Enterprise Server 15 SP5 tomcat Already fixed
SUSE Linux Enterprise Server for SAP Applications 12 SP5 tomcat Released
SUSE Linux Enterprise Server for SAP Applications 15 SP4 tomcat Already fixed
SUSE Linux Enterprise Server for SAP Applications 15 SP5 tomcat Already fixed
SUSE Manager Proxy 4.2 tomcat Already fixed
SUSE Manager Proxy 4.3 tomcat Already fixed
SUSE Manager Retail Branch Server 4.2 tomcat Already fixed
SUSE Manager Retail Branch Server 4.3 tomcat Already fixed
SUSE Manager Server 4.2 tomcat Already fixed
SUSE Manager Server 4.3 tomcat Already fixed
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise High Performance Computing 12 SP4 tomcat Affected
SUSE Linux Enterprise High Performance Computing 15 tomcat Affected
SUSE Linux Enterprise High Performance Computing 15 SP1 tomcat Released
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS tomcat Affected
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS tomcat Affected
SUSE Linux Enterprise High Performance Computing 15 SP2 tomcat Released
SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS tomcat Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS tomcat Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP3 tomcat Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS tomcat Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS tomcat Already fixed
SUSE Linux Enterprise High Performance Computing 15-ESPOS tomcat Released
SUSE Linux Enterprise High Performance Computing 15-LTSS tomcat Released
SUSE Linux Enterprise Module for Web and Scripting 15 SP1 tomcat Released
SUSE Linux Enterprise Module for Web and Scripting 15 SP2 tomcat Released
SUSE Linux Enterprise Module for Web and Scripting 15 SP3 tomcat Already fixed
SUSE Linux Enterprise Server 12 SP2-BCL tomcat Not affected
SUSE Linux Enterprise Server 12 SP4 tomcat Affected
SUSE Linux Enterprise Server 12 SP4-LTSS tomcat Released
SUSE Linux Enterprise Server 15 SP1 tomcat Released
SUSE Linux Enterprise Server 15 SP1-LTSS tomcat Affected
SUSE Linux Enterprise Server 15 SP2 tomcat Released
SUSE Linux Enterprise Server 15 SP2-LTSS tomcat Already fixed
SUSE Linux Enterprise Server 15 SP3 tomcat Already fixed
SUSE Linux Enterprise Server 15 SP3-LTSS tomcat Already fixed
SUSE Linux Enterprise Server 15-ESPOS tomcat Released
SUSE Linux Enterprise Server Business Critical Linux 15 SP1 tomcat Affected
SUSE Linux Enterprise Server Business Critical Linux 15 SP2 tomcat Already fixed
SUSE Linux Enterprise Server for SAP Applications 12 SP4 tomcat Released
SUSE Linux Enterprise Server for SAP Applications 15 tomcat Released
SUSE Linux Enterprise Server for SAP Applications 15 SP1 tomcat Released
SUSE Linux Enterprise Server for SAP Applications 15 SP2 tomcat Released
SUSE Linux Enterprise Server for SAP Applications 15 SP3 tomcat Already fixed
Products past their end of life and not receiving proactive updates anymore.
HPE Helion OpenStack 8 tomcat Not affected
SLES for SAP Applications 11 SP2 tomcat6 Not affected
SLES for SAP Applications 11 SP3 tomcat6 Not affected
SUSE CaaS Platform 4.0 tomcat Affected
SUSE Enterprise Storage 6 tomcat Released
SUSE Linux Enterprise Enterprise Server 11 SP1 for SAP Enterprise Search tomcat6 Not affected
SUSE Linux Enterprise High Performance Computing 12 SP2 tomcat Not affected
SUSE Linux Enterprise High Performance Computing 12 SP3 tomcat Not affected
SUSE Linux Enterprise Module for Web and Scripting 15 tomcat Affected
SUSE Linux Enterprise Server 11 SP1 tomcat6 Not affected
SUSE Linux Enterprise Server 11 SP1 LTSS tomcat6 Not affected
SUSE Linux Enterprise Server 11 SP2 tomcat6 Not affected
SUSE Linux Enterprise Server 11 SP2 LTSS tomcat6 Not affected
SUSE Linux Enterprise Server 11 SP3 tomcat6 Not affected
SUSE Linux Enterprise Server 11 SP3 LTSS tomcat6 Not affected
SUSE Linux Enterprise Server 11 SP3-LTSS tomcat6 Not affected
SUSE Linux Enterprise Server 11 SP4 tomcat6 Not affected
SUSE Linux Enterprise Server 11 SP4 LTSS tomcat6 Not affected
SUSE Linux Enterprise Server 11 SP4-LTSS tomcat6 Not affected
SUSE Linux Enterprise Server 12 tomcat Not affected
SUSE Linux Enterprise Server 12 SP1 tomcat Not affected
SUSE Linux Enterprise Server 12 SP1-LTSS tomcat Not affected
SUSE Linux Enterprise Server 12 SP2 tomcat Not affected
SUSE Linux Enterprise Server 12 SP2-ESPOS tomcat Not affected
SUSE Linux Enterprise Server 12 SP2-LTSS tomcat Not affected
SUSE Linux Enterprise Server 12 SP3 tomcat Not affected
SUSE Linux Enterprise Server 12 SP3-BCL tomcat Not affected
SUSE Linux Enterprise Server 12 SP3-ESPOS tomcat Not affected
SUSE Linux Enterprise Server 12 SP3-LTSS tomcat Not affected
SUSE Linux Enterprise Server 12 SP4-ESPOS tomcat Released
SUSE Linux Enterprise Server 15 tomcat Affected
SUSE Linux Enterprise Server 15 SP1-BCL tomcat Affected
SUSE Linux Enterprise Server 15 SP2-BCL tomcat Already fixed
SUSE Linux Enterprise Server 15 SP3-BCL tomcat Already fixed
SUSE Linux Enterprise Server 15-LTSS tomcat Released
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 tomcat Not affected
SUSE Linux Enterprise Server for SAP Applications 12 tomcat Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP1 tomcat Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 tomcat Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP3 tomcat Not affected
SUSE Linux Enterprise Server for SAP Business All-in-One 11 SP1 tomcat6 Not affected
SUSE Linux Enterprise Server for the Raspberry Pi 12 SP2 tomcat Not affected
SUSE Manager Proxy 4.0 tomcat Released
SUSE Manager Proxy 4.1 tomcat Released
SUSE Manager Retail Branch Server 4.0 tomcat Released
SUSE Manager Retail Branch Server 4.1 tomcat Released
SUSE Manager Server 1.2 tomcat6 Not affected
SUSE Manager Server 4.0 tomcat Released
SUSE Manager Server 4.1 tomcat Released
SUSE OpenStack Cloud 7 tomcat Not affected
SUSE OpenStack Cloud 8 tomcat Not affected
SUSE OpenStack Cloud 9 tomcat Released
SUSE OpenStack Cloud Crowbar 8 tomcat Not affected
SUSE OpenStack Cloud Crowbar 9 tomcat Released

SUSE Timeline for this CVE

CVE page created: Tue Jul 14 15:47:48 2020
CVE page last modified: Tue Jun 6 11:56:51 2023