Skip to main content

Inadequate Encryption Strength

CVE-2020-7565

Severity High
Score 7.3/10

Summary

A CWE-326: Inadequate Encryption Strength vulnerability exists in Modicon M221 (all references, all versions) that could allow the attacker to break the encryption key when the attacker has captured the traffic between EcoStruxure Machine - Basic software and Modicon M221 controller.

  • LOW
  • ADJACENT_NETWORK
  • HIGH
  • UNCHANGED
  • REQUIRED
  • NONE
  • HIGH
  • NONE

CWE-326 - Inadequate Encryption Strength

The software stores or transmits sensitive data using an encryption scheme that is theoretically sound, but is not strong enough for the level of protection required.

References

Advisory Timeline

  • Published