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Rewterz Threat Advisory – CVE-2022-33684 – Apache Pulsar C++ Client Vulnerability

Severity

High

Analysis Summary

CVE-2022-33684

Apache Pulsar C++ Client is vulnerable to a man-in-the-middle attack, caused by improper verification of peer TLS certificates when making HTTPS calls for the OAuth2.0 Client Credential Flow. 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

Gain Access

Indicators Of Compromise

CVE

  • CVE-2022-33684

Affected Vendors

Apache

Affected Products

  • Apache Pulsar C++ Client 2.7.0
  • Apache Pulsar C++ Client 2.7.4
  • Apache Pulsar C++ Client 2.8.0
  • Apache Pulsar C++ Client 2.8.3
  • Apache Pulsar C++ Client 2.9.0
  • Apache Pulsar C++ Client 2.9.2
  • Apache Pulsar C++ Client 2.10.0
  • Apache Pulsar C++ Client 2.10.1

Remediation

Upgrade to the latest version of Apache Pulsar C++ Client, available from the Apache Website.

Apache Website