🛡️ GHSA-qh54-9vc5-m9fg — maddy

🟢 CVSS 2.0 — Low ✅ No Known Exploit CWE-261 OSV
2.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

MD5 hash support in github.com/foxcpp/maddy

Impact

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and an extremely outdated system that still allows MD5 hashes in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.

Patches

Patch is available as part of the 0.5.2 release.

Workarounds

Ensure MD5 hashes are not present in /etc/shadow.

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is high, an attacker needs administrative privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality low, integrity low, availability none.

Weakness class

GHSA-qh54-9vc5-m9fg is classified as CWE-261: Weak Encoding for Password. Obscuring a password with a trivial encoding does not protect the password.

Affected software

GHSA-qh54-9vc5-m9fg is recorded against 1 package.

  • github.com/foxcpp/maddy

Timeline and source

Published on 12 October 2021 and last revised on 21 August 2024. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

github.com (Web)
github.com (Package)

Details

Severity LOW
CVSS Score 2.0
CVSS Vector CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:N
CWE CWE-261
Public Exploit ✅ No
Source OSV
Published 2021-10-12
Updated 2026-08-12
Modified 2024-08-21
Fix URL N/A

Affected Packages

Software From version Fixed in
github.com/foxcpp/maddy — —

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