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Posted to dev@logging.apache.org by Ralph Goers <rg...@apache.org> on 2022/01/18 14:42:56 UTC

CVE-2022-23307: Apache Log4j 1.x: A deserialization flaw in the Chainsaw component of Log4j 1 can lead to malicious code execution.

Severity: Critical

Description:

CVE-2020-9493 identified a deserialization issue that was present in Apache Chainsaw. Prior to Chainsaw V2.0 Chainsaw was a component of Apache Log4j 1.2.x where the same issue exists.

Mitigation:

Upgrade to Apache Log4j 2 and Apache Chainsaw 2.1.0.

Credit:

@kingkk