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Uncontrolled Recursion

CVE-2020-6071

Medium
5/10

Summary

An exploitable denial-of-service vulnerability exists in the resource record-parsing functionality of Videolabs libmicrodns 0.1.0. When parsing compressed labels in mDNS messages, the compression pointer is followed without checking for recursion, leading to a denial of service. An attacker can send an mDNS message to trigger this vulnerability.

  • LOW
  • NETWORK
  • NONE
  • NONE
  • NONE
  • PARTIAL

CWE-674 - Uncontrolled Recursion

The product does not properly control the amount of recursion which takes place, consuming excessive resources, such as allocated memory or the program stack.

References

Advisory Timeline

  • Published