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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

1 year ago

Modified

Modified

1 year ago

Share

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.

Common Vulnerabilities and Exposures (CVE)

References

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