DoS vulnerabilities in Apache Tomcat

Description

DoS vulnerabilities were found in Apache Tomcat. Malicious users can exploit these vulnerabilities to cause denial of service.

Below is a complete list of vulnerabilities:

1. DoS vulnerability in h2c direct connection can be exploited to cause denial of service.
2. DoS vulnerability in WebSocket frame can be exploited to cause denial of service.

Original advisories

• Apache Tomcat 8.5.x vulnerabilities

• Apache Tomcat 9.x vulnerabilities

Exploitation

Public exploits exist for this vulnerability.

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

Related products

• Apache-Tomcat

CVE list

• CVE-2020-13934
  critical
• CVE-2020-13935
  critical

Read more

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