CVE-2023-27582

Summary

maddy is a composable, all-in-one mail server. Starting with version 0.2.0 and prior to version 0.6.3, maddy allows a full authentication bypass if SASL authorization username is specified when using the PLAIN authentication mechanisms. Instead of validating the specified username, it is accepted as is after checking the credentials for the authentication username. maddy 0.6.3 includes the fix for the bug. There are no known workarounds.

Affected Software

VendorProductVersion RangeStatus
foxcppmaddy>= 0.2.0 0.6.3affected

Weaknesses

  • CWE-287: CWE-287: Improper Authentication
  • CWE-305: CWE-305: Authentication Bypass by Primary Weakness

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: total

References