CVE-2020-13935

The payload length in a WebSocket frame was not correctly validated in Apache Tomcat 10.0.0-M1 to 10.0.0-M6, 9.0.0.M1 to 9.0.36, 8.5.0 to 8.5.56 and 7.0.27 to 7.0.104. Invalid payload lengths could trigger an infinite loop. Multiple requests with invalid payload lengths could lead to a denial of service.

Affected products

Alt Linux, Apache Tomcat, Centos, Linuxmint, Red Hat, Suse, Ubuntu

Apache Tomcat

≤ 7.0.104, 8.5.56, 9.0.36, 9.0.0, 10.0.0

Fix

Available

CVSS 3.1

7.5 HIGH

EPSS

86.6% (100th percentile)

Weakness

CWE-835

NVD status

Modified

Published

2020-07-14