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WS-2022-0254
Date: August 2, 2022
Due to an Improper Access Control in openemr/openemr, all users are able to view any user's signature by changing their user parameter to other's user parameter. In the same way, users can create/delete/update other's signatures in create signature function. An attacker can impersonate to another user and perform actions on behalf of them.
Language: PHP
Severity Score
Severity Score
Weakness Type (CWE)
Improper Access Control
CWE-284CVSS v3.1
| Base Score: |
|
|---|---|
| Attack Vector (AV): | NETWORK |
| Attack Complexity (AC): | LOW |
| Privileges Required (PR): | LOW |
| User Interaction (UI): | NONE |
| Scope (S): | UNCHANGED |
| Confidentiality (C): | HIGH |
| Integrity (I): | HIGH |
| Availability (A): | NONE |