NRDAX-T0417 - Malformed RLP Field-Length Panic

compute_amp · active · first seen 2026-07-21

provenance: Reproduced in NullRabbit's attack-reproduction pipeline

mechanism

conflux-rust#3497 (conflux-rust light protocol): a single unauthenticated StorageRoots (clp msg_id 0x1b) whose roots[0].root.delta = RLP list [3] makes MptValue<H256>::decode hit `n => panic!` during

instances (2)

chain	primitive	fidelity	origin	reproducer (bundle)	source
conflux	conflux_light_storageroots_mptvalue_panic	lab	reverse-engineered-cve	conflux_light_storageroots_mptvalue_panic	github.com ↗
conflux	conflux_manifest_trienode_hash_panic	lab	reverse-engineered-cve	conflux_manifest_trienode_hash_panic	github.com ↗

related (compute_amp)

NRDAX-T0005 - Array Deserialization Memcpy Corruption active NRDAX-T0006 - Async Runtime Blocking VM Execution active NRDAX-T0013 - Bloom Filter Divide-By-Zero Crash active NRDAX-T0076 - Expensive Debug RPC Compute Amplification active NRDAX-T0101 - Handshake Crypto Validation Bypass Crash active NRDAX-T0122 - Integer Signedness Index OOB Crash active NRDAX-T0129 - Invalid Curve Point Panic active NRDAX-T0139 - Legacy Sighash Quadratic CPU Blowup active

cite

https://nrdax.com/techniques/NRDAX-T0417

plain

NRDAX Registry. Technique NRDAX-T0417.

bibtex

@misc{nrdax_NRDAX_T0417,
  title = {Malformed RLP Field-Length Panic (NRDAX-T0417)},
  howpublished = {NRDAX Registry},
  url = {https://nrdax.com/techniques/NRDAX-T0417},
}

json (csl)

{
  "id": "nrdax-NRDAX-T0417",
  "type": "dataset",
  "title": "Malformed RLP Field-Length Panic (NRDAX-T0417)",
  "URL": "https://nrdax.com/techniques/NRDAX-T0417",
  "publisher": "NRDAX Registry"
}

badge

[![NRDAX-T0417 in the NRDAX registry](https://nrdax.com/badge/NRDAX-T0417.svg)](https://nrdax.com/techniques/NRDAX-T0417-malformed-rlp-field-length-panic)

use from the CLI

Retrieve or cite this technique from a script or the terminal with the NRDAX Python library & CLI.

Retrieve this technique

nrdax get NRDAX-T0417

Cite it (BibTeX)

nrdax cite NRDAX-T0417 --format bibtex

CLI guide → GitHub ↗