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Use of Insufficiently Random Values

CVE-2020-9449

High
8.8/10

Summary

An insecure random number generation vulnerability in BlaB! AX, BlaB! AX Pro, BlaB! WS (client), and BlaB! WS Pro (client) version 19.11 allows an attacker (with a guest or user session cookie) to escalate privileges by retrieving the cookie salt value and creating a valid session cookie for an arbitrary user or admin.

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

CWE-330 - Use of Insufficiently Random Values

The software uses insufficiently random numbers or values in a security context that depends on unpredictable numbers.

References

Advisory Timeline

  • Published