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Apache Tomcat DoS Vulnerability - June20 (Windows)
Information
Severity
Severity
High
Family
Family
Denial of Service
CVSSv2 Base
CVSSv2 Base
7.8
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:N/I:N/A:C
Solution Type
Solution Type
Vendor Patch
Created
Created
2 years ago
Modified
Modified
2 years ago
Summary
Apache Tomcat is prone to a denial of service vulnerability.
Insight
Insight
A specially crafted sequence of HTTP/2 requests sent to Apache Tomcat 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.
Affected Software
Affected Software
Apache Tomcat 8.5.0 to 8.5.55, 9.0.0.M1 to 9.0.35 and 10.0.0-M1 to 10.0.0-M5.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Update to version 8.5.56, 9.0.36, 10.0.0-M6 or later.