GHSA-qh54-9vc5-m9fg
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This vulnerability affects maddy 0.5.1, 0.5.0 users using auth.shadow module and an extremely outdated system that still allows MD5 hashes in /etc/shadows.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.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
What each source reports
GitHub Advisories Score used
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This vulnerability affects maddy 0.5.1, 0.5.0 users using auth.shadow module and an extremely outdated system that still allows MD5 hashes in /etc/shadows.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.
- Record
GHSA-qh54-9vc5-m9fg- CVSS 3.1
- 3.0 Low
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:N - Weakness
- CWE-261
- Updated
- 2026-11-02
OSV
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This vulnerability affects maddy 0.5.1, 0.5.0 users using auth.shadow module and an extremely outdated system that still allows MD5 hashes in /etc/shadows.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.
- Record
GHSA-qh54-9vc5-m9fg- CVSS 3.1
- 3.0 Low
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:N - Weakness
- CWE-261
- Updated
- 2026-11-02
OSVGO-2022-0378No score
MD5 hash support in github.com/foxcpp/maddy
MD5 hash support in github.com/foxcpp/maddy
- Record
GO-2022-0378- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
github.com/foxcpp/maddyGo | 0.5.0 up to 0.5.2 | 0.5.2 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | GitHub Advisories, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
GHSA-qh54-9vc5-m9fg is a low vulnerability (CVSS 3.0) in github.com/foxcpp/maddy, published October 12, 2021. No source lists public exploit code. Fixed in github.com/foxcpp/maddy 0.5.2.