mediumLogic errorOther
Phala Network: An attacker can crash the cluster system by sending an HTTP request with a huge timeout
- Payout
- $0
- Protocol
- Phala Network
- Disclosed
- Apr 11, 2024
- Source
- code4rena
Phala's pink chain-extension exposes `batch_http_request`, whose `timeout_ms` is user supplied and unchecked. The extension builds `Duration::from_millis(timeout_ms + 200)`, and since Rust's `+` operator panics on overflow, a caller passing a timeout above `u6 …
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References
- https://github.com/code-423n4/2024-03-phala-network-findings/issues/43
- https://github.com/code-423n4/2024-03-phala-network-findings
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