OpenEMR 7.0.1 contains an authentication brute force vulnerability that allows attackers to bypass rate limiting protections by sending repeated login attempts to the main login endpoint. Attackers can submit POST requests with authUser and clearPass parameters to systematically test username and password combinations without account lockout restrictions.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
High
Complete data leak
Integrity
None
No data modification
Availability
None
No disruption
CVSS Vector v4.0
Weakness Type (CWE)
Vulnerable Products 1
| Configuration | From (including) | Up to (excluding) |
|---|---|---|
|
Open-Emr Openemr
cpe:2.3:a:open-emr:openemr:7.0.1:*:*:*:*:*:*:*
|
— | — |
References 4
https://github.com/openemr/openemr/archive/refs/tags/v7_0_1.tar.gz
disclosure@vulncheck.com
https://www.exploit-db.com/exploits/51413
disclosure@vulncheck.com
https://www.open-emr.org/
disclosure@vulncheck.com
https://www.vulncheck.com/advisories/openemr-authentication-brute-force-mitigat…
disclosure@vulncheck.com