Vulnerability Database

289,599

Total vulnerabilities in the database

CVE-2020-11996

A specially crafted sequence of HTTP/2 requests sent to Apache Tomcat 10.0.0-M1 to 10.0.0-M5, 9.0.0.M1 to 9.0.35 and 8.5.0 to 8.5.55 could trigger high CPU usage for several seconds. If a sufficient number of such requests were made on concurrent HTTP/2 connections, the server could become unresponsive.

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2:

  • Severity: Medium
  • Score: 5
  • AV:N/AC:L/Au:N/C:N/I:N/A:P

CWEs:

Software From Fixed in
apache / tomcat 9.0.0-milestone1 9.0.0-milestone1.x
apache / tomcat 9.0.0-milestone10 9.0.0-milestone10.x
apache / tomcat 9.0.0-milestone11 9.0.0-milestone11.x
apache / tomcat 9.0.0-milestone12 9.0.0-milestone12.x
apache / tomcat 9.0.0-milestone13 9.0.0-milestone13.x
apache / tomcat 9.0.0-milestone14 9.0.0-milestone14.x
apache / tomcat 9.0.0-milestone15 9.0.0-milestone15.x
apache / tomcat 9.0.0-milestone16 9.0.0-milestone16.x
apache / tomcat 9.0.0-milestone17 9.0.0-milestone17.x
apache / tomcat 9.0.0-milestone18 9.0.0-milestone18.x
apache / tomcat 9.0.0-milestone19 9.0.0-milestone19.x
apache / tomcat 9.0.0-milestone2 9.0.0-milestone2.x
apache / tomcat 9.0.0-milestone20 9.0.0-milestone20.x
apache / tomcat 9.0.0-milestone21 9.0.0-milestone21.x
apache / tomcat 9.0.0-milestone22 9.0.0-milestone22.x
apache / tomcat 9.0.0-milestone23 9.0.0-milestone23.x
apache / tomcat 9.0.0-milestone24 9.0.0-milestone24.x
apache / tomcat 9.0.0-milestone25 9.0.0-milestone25.x
apache / tomcat 9.0.0-milestone26 9.0.0-milestone26.x
apache / tomcat 9.0.0-milestone27 9.0.0-milestone27.x
apache / tomcat 9.0.0-milestone3 9.0.0-milestone3.x
apache / tomcat 9.0.0-milestone4 9.0.0-milestone4.x
apache / tomcat 9.0.0-milestone5 9.0.0-milestone5.x
apache / tomcat 9.0.0-milestone6 9.0.0-milestone6.x
apache / tomcat 9.0.0-milestone7 9.0.0-milestone7.x
apache / tomcat 9.0.0-milestone8 9.0.0-milestone8.x
apache / tomcat 9.0.0-milestone9 9.0.0-milestone9.x
apache / tomcat 10.0.0-milestone3 10.0.0-milestone3.x
apache / tomcat 10.0.0-milestone4 10.0.0-milestone4.x
apache / tomcat 10.0.0-milestone2 10.0.0-milestone2.x
apache / tomcat 10.0.0-milestone1 10.0.0-milestone1.x
apache / tomcat 10.0.0-milestone5 10.0.0-milestone5.x
apache / tomcat 9.0.0 9.0.35.x
apache / tomcat 8.5.0 8.5.55.x
canonical / ubuntu_linux 20.04 20.04.x
oracle / workload_manager 18c 18c.x
oracle / workload_manager 19c 19c.x
oracle / workload_manager 12.2.0.1 12.2.0.1.x
oracle / siebel_ui_framework - 20.12.x
oracle / mysql_enterprise_monitor - 8.0.21.x
opensuse / leap 15.1 15.1.x
opensuse / leap 15.2 15.2.x
debian / debian_linux 9.0 9.0.x
debian / debian_linux 10.0 10.0.x
netapp / oncommand_system_manager 3.0 3.0.x
netapp / oncommand_system_manager 3.1.3 3.1.3.x
org.apache.tomcat / tomcat 10.0.0-M1 10.0.0-M5
org.apache.tomcat / tomcat 9.0.0.M1 9.0.35
org.apache.tomcat / tomcat 8.5.0 8.5.55