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Man-in-the-Middle (MitM) Affecting org.apache.logging.log4j:log4j-core package, versions [,2.13.2)

0.0
low

Snyk CVSS

    Attack Complexity High

    Threat Intelligence

    EPSS 0.19% (56th percentile)
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NVD
3.7 low
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Red Hat
3.7 low

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  • Snyk ID SNYK-JAVA-ORGAPACHELOGGINGLOG4J-567761
  • published 28 Apr 2020
  • disclosed 27 Apr 2020
  • credit Unknown
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Introduced: 27 Apr 2020

CVE-2020-9488 Open this link in a new tab
CWE-297 Open this link in a new tab

How to fix?

Upgrade org.apache.logging.log4j:log4j-core to version 2.13.2 or higher.

Overview

org.apache.logging.log4j:log4j-core is a logging library for Java.

Affected versions of this package are vulnerable to Man-in-the-Middle (MitM). Improper validation of certificate with host mismatch in Apache Log4j SMTP appender. This could allow an SMTPS connection to be intercepted by a man-in-the-middle attack which could leak any log messages sent through that appender.