CVE-2023-37480: Fides Webserver Vulnerable to Zip Bomb File Uploads
Impact The Fides webserver is vulnerable to a type of Denial of Service (DoS) attack. Attackers can exploit a weakness in the connector template upload feature to upload a malicious zip bomb file, resulting in resource exhaustion and service unavailability for all users of the Fides webserver.
This vulnerability affects Fides versions 2.11.0 through 2.15.1. Exploitation is limited to users with elevated privileges with the CONNECTORTEMPLATEREGISTER scope, which includes root users and users with the owner role.
Patches The vulnerability has been patched in Fides version 2.16.0. Users are advised to upgrade to this version or later to secure their systems against this threat.
Workarounds There is no known workaround to remediate this vulnerability without upgrading. If an attack occurs, the impact can be mitigated by manually or automatically restarting the affected container.
References More information about this type of vulnerability can be found at the following links:
- https://www.bamsoftware.com/hacks/zipbomb/ - https://python-security.readthedocs.io/security.html#archives-and-zip-bomb-cve-2019-9674
Other sources
Fides is an open-source privacy engineering platform for managing data privacy requests and privacy regulations. The Fides webserver is vulnerable to a type of Denial of Service (DoS) attack. Attackers can exploit a weakness in the connector template upload feature to upload a malicious zip bomb file, resulting in resource exhaustion and service unavailability for all users of the Fides webserver. This vulnerability affects Fides versions 2.11.0 through 2.15.1. Exploitation is limited to users with elevated privileges with the CONNECTORTEMPLATEREGISTER scope, which includes root users and users with the owner role. The vulnerability has been patched in Fides version 2.16.0. Users are advised to upgrade to this version or later to secure their systems against this threat. There is no known workaround to remediate this vulnerability without upgrading. If an attack occurs, the impact can be mitigated by manually or automatically restarting the affected container.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
pip/ethyca-fidesto a version that resolves this vulnerability.Fixed in 2.16.0 - Upgrade
Upgrade
Fides webserverto a version that resolves this vulnerability.Fixed in 2.16.0 - Compensating control
If an attack occurs, mitigate impact by manually or automatically restarting the affected container(s).
Event History
Frequently Asked Questions
What is CVE-2023-37480?
CVE-2023-37480 is a vulnerability in the Fides webserver that allows attackers to upload a malicious zip bomb file, resulting in resource exhaustion and service unavailability.
How does CVE-2023-37480 impact Fides?
CVE-2023-37480 allows for a type of Denial of Service (DoS) attack, which can lead to service unavailability for all users of the Fides webserver.
Which versions of Fides are affected by CVE-2023-37480?
Fides versions 2.11.0 to 2.16.0 are affected by CVE-2023-37480.
What is the severity of CVE-2023-37480?
CVE-2023-37480 has a severity value of 4.9, which is considered medium.
How can I mitigate CVE-2023-37480?
To mitigate CVE-2023-37480, update Fides to version 2.16.0 or higher.