CVE-2021-32926

Summary

When an authenticated password change request takes place, this vulnerability could allow the attacker to intercept the message that includes the legitimate, new password hash and replace it with an illegitimate hash. The user would no longer be able to authenticate to the controller (Micro800: All versions, MicroLogix 1400: Version 21 and later) causing a denial-of-service condition

Affected Software

VendorProductVersion RangeStatus
n/aMicro800, MicroLogix 1400Micro800: All versions, MicroLogix 1400: Version 21 and later when Enhanced Password Security enabled.affected

Weaknesses

  • CWE-300: CHANNEL ACCESSIBLE BY NON-ENDPOINT CWE-300

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References