# CVE-2021-3833

## Summary

- **CVE ID:** CVE-2021-3833
- **Severity:** CRITICAL
- **CVSS Score:** 9.8 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
- **CWE:** CWE-697
- **Published:** Oct 7, 2021
- **Last Modified:** Mar 13, 2026

## Description

Integria IMS login check uses a loose comparator ("==") to compare the MD5 hash of the password provided by the user and the MD5 hash stored in the database. An attacker with a specific formatted password could exploit this vulnerability in order to login in the system with different passwords.

## Affected Products

- Ártica — Integria IMS (5.0.92)

## References

- [CNA](https://integriaims.com/en/services/updates/)
- [CNA](https://www.incibe.es/en/incibe-cert/notices/aviso/integria-ims-incorrect-authorization)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.61%
- **EPSS Percentile:** 69.3

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-19._