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Rewterz Threat Advisory – Multiple Apache Dubbo Vulnerabilities

Severity

High

Analysis Summary

CVE-2021-36162

Apache Dubbo could allow a remote authenticated attacker to execute arbitrary code on the system, caused by an unsafe deserialization in the SnakeYAML library. By using specially-crafted YAML rules, an attacker could exploit this vulnerability to execute arbitrary code on the system.

CVE-2021-36163

Apache Dubbo could allow a remote authenticated attacker to execute arbitrary code on the system, caused by an unsafe deserialization in the Hessian protocol. By using a specially-crafted HessianSkeleton, an attacker could exploit this vulnerability to execute arbitrary code on the system.

Impact

  • Code Execution
  • Unauthorized Access

Affected Vendors

Apache

Affected Products

  • Apache Dubbo 2.7.0
  • Apache Dubbo 2.7.12
  • Apache Dubbo 3.0.0
  • Apache Dubbo 3.0.1
  • Apache Dubbo 2.6.10

Remediation

Upgrade to the latest version of Apache Dubbo, available from the Apache Web site.

https://dubbo.apache.org/en/