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Loop with Unreachable Exit Condition ('Infinite Loop')

CVE-2020-35139

High
7.5/10

Summary

An issue was discovered in "OFPBundleCtrlMsg" in "parser.py" in Faucet SDN Ryu , allows remote attackers to cause a Denial of Service (DoS) (infinite loop).

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

CWE-835 - Loop with Unreachable Exit Condition

Loops with multiple exits and flags detract from the quality of an application. They tend to make control structures difficult to understand, and introduce the risk of non-termination and other structural problems. The vulnerability “loop with unreachable exit condition” enables attackers to exploit this flaw, leading to denial of service.

References

Advisory Timeline

  • Published