Description (CNA)
Nezha from 2.0.13 before 2.3.15 contains a resource exhaustion vulnerability that allows authenticated users to open unbounded concurrent connections to the /api/v1/ws/transfer WebSocket endpoint. Attackers can hold thousands of subscriptions created by ServerTransferClass.Subscribe without limits, exhausting file descriptors, memory, and goroutines and blocking agent gRPC reconnections.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| nezhahq / nezha | affected 2.0.13 before 2.3.15; unaffected 2.3.15 |
CWE
CWE-770
References
- https://github.com/nezhahq/nezha/security/advisories/GHSA-ch6h-w872-77mx
- https://github.com/nezhahq/nezha/commit/36b742a7e9a81ed782363dd19efd77b7030fbd0f
- https://www.vulncheck.com/advisories/nezha-2.0.13-before-2.3.15-denial-of-service-via-api-v1-ws-transfer-websocket
ADP enrichment
No English description supplied.