If you have installed Obsidian on your server, it is critical that you review the list of REST API endpoints, as there is a risk of CSRF. It is important to note that there is a risk of CSRF in any API where you can change the settings of the system, such as password strength or email address validation. There is also a risk of CSRF in the /api/v2/clients/settings API endpoints, where you can change a client’s settings. You can also mitigate the risk of CSRF on the /admin/settings API endpoint, where you can change an Admin’s settings.
CSRF Mitigation
CSRF mitigation is a security feature that is available in Obsidian versions 3.2.1 and higher. With this protection, you will be able to specify what pages are allowed to change settings. This means that when a user clicks a link, the page will not be able to perform actions on your server without going through your specific CSRF mitigation check list.
To enable CSRF mitigation, do the following:
1. Navigate to the Configuration > Security tab in the backend of the application
2. Enable CSRF Mitigation
3. Click on Add New Rule and enter a Name for this rule such as "Login Link"
4. Click on Configure Rule Settings and specify if links should perform an action or not by selecting "Do nothing." You can also specify if clicking any links should make all links within the text disabled by selecting "Make all links disabled."
5. Select whether or not Restful endpoints should be blocked by checking "Forbidden" or "Allowed." If you select "Forbidden," then only Restful endpoints that are explicitly allowed will be allowed to execute commands on your server. If you select "Allowed," then Restful endpoints are permitted to execute commands on your server, but they will have no effect because they will be processed as though they were denied permission from executing any commands on your server (allowing them but not enabling them)
CSRF and OAuth Security
There are many risks associated with CSRF, such as being able to change system settings remotely and view sensitive information. If you have implemented OAuth within your system, it will mitigate the risk of CSRF on these endpoints.
The risk of CSRF is mitigated by implementing OAuth to create an application-specific unique token for each user, which can be used to prevent a malicious user from changing any settings they do not have the permissions to change. So if you implement OAuth, users will get a different authentication code every time they log in.
CSRF Prevention
CSRF is a common security vulnerability where an attacker can trick a user into executing unwanted actions on the behalf of the user. This includes changing their account’s settings or uploading data that an attacker controls. The issue is that if the victim accepts a request from an attacker, it will automatically execute those changes without their knowledge.
Check for Cross-Site Request Forgery (CSRF) in API endpoints
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It's also important for businesses to understand how CSRF works in API endpoints and how they can mitigate the risks associated with this vulnerability. For example, if you have installed Obsidian on your server, it is critical that you review the list of REST API endpoints as there is a risk of CSRF in any API where you can change settings or where users can edit email addresses or password strength through authorization. If you're concerned about CSRF vulnerabilities in your
Timeline
Published on: 11/10/2022 06:15:00 UTC
Last modified on: 11/15/2022 18:18:00 UTC