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Rewterz Threat Advisory – CVE-2020-13955 – Apache Calcite man-in-the-middle

Severity

High

Analysis Summary

CVE-2020-13955

Apache Calcite is vulnerable to a man-in-the-middle attack, caused by disabled hostname verification for HTTPS connections in the HttpUtils#getURLConnection method. An attacker could exploit this vulnerability to launch a man-in-the-middle attack and gain access to the communication channel between endpoints to obtain sensitive information or further compromise the system.

Impact

Disclosure of sensitive information

Affected Vendors

Apache

Affected Products

  • Apache Calcite 0.8
  • Apache Calcite 1.25

Remediation

Upgrade to the latest version of Apache Calcite (1.26 or later).

https://seclists.org/oss-sec/2020/q4/40