CVE-2020-9493: security - CVE-2020-9493: Apache Chainsaw: Java deserialization in Chainsaw

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Date: Tue, 15 Jun 2021 22:50:07 -0400 From: Robert Middleton <rmiddleton@…che.org> To: oss-security@…ts.openwall.com Subject: CVE-2020-9493: Apache Chainsaw: Java deserialization in Chainsaw

Reply-to: general@…ging.apache.org

Description:

A deserialization flaw was found in Apache Chainsaw versions prior to 2.1.0 which could lead to malicious code execution.

Mitigation:

Don’t configure Chainsaw to read serialized log events. Use a different receiver, such as XMLSocketReceiver

Credit:

This issue was reported by @kingkk

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