EUVD-2021-2266

Malware in sbrugna...

Apache Tomcat 10.0.0-M10 < 10.0.12 Denial of Service

The version of Apache Tomcat installed on the remote host is 10.1.0-M1 to 10.1.0-M5, 10.0.0-M10 to 10.0.11, 9.0.40 to 9.0.53 or 8.5.60 to 8.5.71. It is, therefore, affected by a denial of service. The object introduced to collect metrics for HTTP upgrade connections was not released for WebSocket...

Apache Tomcat 8.5.60 < 8.5.72 Denial of Service

The version of Apache Tomcat installed on the remote host is 10.1.0-M1 to 10.1.0-M5, 10.0.0-M10 to 10.0.11, 9.0.40 to 9.0.53 or 8.5.60 to 8.5.71. It is, therefore, affected by a denial of service. The object introduced to collect metrics for HTTP upgrade connections was not released for WebSocket...

Memory corruption

The fix for bug 63362 present in Apache Tomcat 10.1.0-M1 to 10.1.0-M5, 10.0.0-M1 to 10.0.11, 9.0.40 to 9.0.53 and 8.5.60 to 8.5.71 introduced a memory leak. The object introduced to collect metrics for HTTP upgrade connections was not released for WebSocket connections once the connection was...

Fixed in Apache Tomcat 10.1.0-M6

Important: Denial of Service CVE-2021-42340 The fix for bug 63362 introduced a memory leak. The object introduced to collect metrics for HTTP upgrade connections was not released for WebSocket connections once the WebSocket connection was closed. This created a memory leak that, over time, could...