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WS-2021-0403

Date: August 19, 2025

MD5 hash support in github.com/foxcpp/maddy This vulnerability affects maddy 0.5.1, 0.5.0 users using auth.shadow module and an extremely outdated system that still allows MD5 hashes in /etc/shadows.

Language: Go

Severity Score

Related Resources (4)

https://github.com/foxcpp/maddy/security/advisories/GHSA-qh54-9vc5-m9fg
https://github.com/advisories/GHSA-q6j2-g8qf-wvf7
https://github.com/foxcpp/maddy
https://www.mend.io/vulnerability-database/WS-2021-0403

Severity Score

Weakness Type (CWE)

Weak Encoding for Password

CWE-261

Missing Release of Resource after Effective Lifetime

CWE-772

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): CHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): NONE

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