Description
M/Monit 3.7.4 contains an authentication vulnerability that allows authenticated attackers to retrieve user password hashes through an administrative API endpoint. Attackers can send requests to the /api/1/admin/users/list and /api/1/admin/users/get endpoints to extract MD5 password hashes for all users.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Tildeslash | M/Monit | 3.7.4 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | monit | No fix yet | — |
| Ubuntu 26.04 LTS | monit | No fix yet | — |
| Ubuntu 25.10 | monit | No fix yet | — |
| Ubuntu 24.04 LTS | monit | No fix yet | — |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 22.04 LTS | monit | No fix yet | — |
| Ubuntu Pro 20.04 LTS | monit | No fix yet | — |
| Ubuntu Pro 18.04 LTS | monit | No fix yet | — |
| Ubuntu Pro 16.04 LTS | monit | No fix yet | — |
| Ubuntu Pro 14.04 LTS | monit | No fix yet | — |
References
- ExploitDB-49081 exploit
- M/Monit Official Vendor Homepage product
- VulnCheck Advisory: M/Monit 3.7.4 - Password Disclosure third-party-advisory