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Uncontrolled Resource Consumption

CVE-2024-23323

Medium
5.3/10

Summary

Envoy is a high-performance edge/middle/service proxy. The regex expression is compiled for every request and can result in high CPU usage and increased request latency when multiple routes are configured with such matchers. Users are advised to upgrade. There are no known workarounds for this vulnerability. The vulnerability affects versions v1.24.0 through v1.26.6, v1.27.0 through v1.27.2, v1.28.0 and v1.29.0.

  • 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