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redhat/eap7-activemq-artemisundertow handles certain query string characters improperly. An attacker could use this flaw to send…

Risk 46
Severity
7.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

A flaw was found in the Undertow AJP connector. Malicious requests and abrupt connection closes could be triggered by an attacker using query strings with non-RFC compliant characters resulting in a denial of service. The highest threat from this vulnerability is to system availability.

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Remedy

The issue can be mitigated by using HTTP/1.1 instead of AJP to proxy to the back-end.
First published (updated )
CVE-2020-27782

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