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Numeric Errors

CVE-2013-5709

High
8.3/10

Summary

The authentication implementation in the web server on Siemens SCALANCE X-200 switches with firmware before 5.0.0 does not use a sufficient source of entropy for generating values of random numbers, which makes it easier for remote attackers to hijack sessions by predicting a value.

  • MEDIUM
  • NETWORK
  • NONE
  • PARTIAL
  • PARTIAL
  • COMPLETE

CWE-189 - Numeric Errors

Weaknesses in this category are related to improper calculation or conversion of numbers.

References

Advisory Timeline

  • Published