Insufficient Hostname Verification Affecting ch.qos.logback:logback-core Open this link in a new tab package, versions [,1.2.7)


0.0
medium
  • Attack Complexity

    High

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  • snyk-id

    SNYK-JAVA-CHQOSLOGBACK-1726923

  • published

    1 Oct 2021

  • disclosed

    29 Sep 2021

  • credit

    Andrei Komarov

Introduced: 29 Sep 2021

CWE-20 Open this link in a new tab

How to fix?

Upgrade ch.qos.logback:logback-core to version 1.2.7 or higher.

Overview

ch.qos.logback:logback-core is a logback-core module.

Affected versions of this package are vulnerable to Insufficient Hostname Verification. X.509 are not properly validated. By spoofing the TLS/SSL server via a certificate that appears valid, an attacker with the ability to intercept network traffic (e.g. MitM, DNS cache poisoning) can disclose and optionally manipulate transmitted data.