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Uncontrolled Resource Consumption

CVE-2022-2795

Medium
5.3/10

Summary

In the package bind9 versions, 9.0.0 through 9.16.32, 9.17.0 through 9.18.6, and 9.19.0 through 9.19.4, it is possible to flood the target resolver with queries. Exploiting this flaw can significantly impair the resolver's performance, effectively denying legitimate clients access to the DNS resolution service.

  • LOW
  • NETWORK
  • NONE
  • UNCHANGED
  • NONE
  • NONE
  • NONE
  • LOW

CWE-400 - Uncontrolled resource consumption

An uncontrolled resource allocation attack (also known as resource exhaustion attack) triggers unauthorized overconsumption of the limited resources in an application, such as memory, file system storage, database connection pool entries, and CPU. This may lead to denial of service for valid users and degradation of the application's functionality as well as that of the host operating system.

References

Advisory Timeline

  • Published