Description
TDuck survey form through version 5.3 fails to validate webhook URLs or verify form ownership in the WebhookConfigController. Authenticated attackers can attach webhooks to other users' forms and exfiltrate submissions to arbitrary external or internal addresses.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
TDuckCloud tduck-survey-form
Default version status: unaffected
0 to ≤ 5.3affected
References
- https://github.com/TDuckCloud/tduck-survey-form/issues/40 ↗
- https://github.com/TDuckCloud/tduck-survey-form ↗
- https://github.com/TDuckCloud/tduck-survey-form/blob/9ad4e2dc75cdff5eacc8be0c73f0d4db3c265d43/tduck-webhook/src/main/java/com/tduck/cloud/webhook/controller/WebhookConfigController.java#L43-L47 ↗
- https://github.com/TDuckCloud/tduck-survey-form/blob/9ad4e2dc75cdff5eacc8be0c73f0d4db3c265d43/tduck-webhook/src/main/java/com/tduck/cloud/webhook/service/sender/WebhookSenderService.java#L84-L100 ↗
- https://www.vulncheck.com/advisories/tduck-survey-form-through-5.3-server-side-request-forgery-via-unvalidated-webhook-url ↗