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Appwrite Blind SSRF

Medium

Synopsis

A researcher at Tenable discovered an unauthenticated Server-Side Request Forgery (SSRF) vulnerability via the '/v1/avatars/favicon' endpoint as a result of a bypass of an incomplete fix for CVE-2023-27159.

Solution

Upgrade to Appwrite version 1.5.0 or later.

Disclosure Timeline

06 December 2023 - Tenable first attempt to notify vendor
18 December 2023 - Tenable second attempt to notify vendor
22 January 2024 - Tenable third attempt to notify vendor
05 June 2024 - Vendor informs Tenable that issue has been fixed in version 1.5.0 and request for advisory update

All information within TRA advisories is provided “as is”, without warranty of any kind, including the implied warranties of merchantability and fitness for a particular purpose, and with no guarantee of completeness, accuracy, or timeliness. Individuals and organizations are responsible for assessing the impact of any actual or potential security vulnerability.

Tenable takes product security very seriously. If you believe you have found a vulnerability in one of our products, we ask that you please work with us to quickly resolve it in order to protect customers. Tenable believes in responding quickly to such reports, maintaining communication with researchers, and providing a solution in short order.

For more details on submitting vulnerability information, please see our Vulnerability Reporting Guidelines page.

If you have questions or corrections about this advisory, please email [email protected]

Risk Information

CVE ID: CVE-2024-1063
Tenable Advisory ID: TRA-2024-03
Credit:
Joshua Martinelle
CVSSv3 Base / Temporal Score:
5.3 / 5.0
CVSSv3 Vector:
AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected Products:
Appwrite < 1.5.0
Risk Factor:
Medium

Advisory Timeline

January 30, 2024 - Initial release
June 7, 2024 - Update fix availability, solution and disclosure timeline