NRDAX-T0275 - Single-Peer Block-Discovery Stall

connection_exhaustion · active · first seen 2024-01-01

provenance: Reproduced in NullRabbit's attack-reproduction pipeline

mechanism

CVE-2024-52922: cmpctblock announce then stall (never answer getblocktxn) → ~10min delayed propagation

instances (2)

chain	primitive	fidelity	origin	reproducer (bundle)	source
bitcoin	btc_cmpctblock_stall	lab	reverse-engineered-cve	btc_cmpctblock_stall	bitcoincore.org ↗
zcash	zebra_block_discovery_dos	lab	reverse-engineered-cve	zebra_block_discovery_dos	CVE-2026-44499 / GHSA-h9hm-m2xj-4rq9 — https://github.com/ZcashFoundation/zebra/security/advisories/GHSA-h9hm-m2xj-4rq9 (also https://nvd.nist.gov/vuln/detail/CVE-2026-44499). Permanent Block Discovery Halt in Zebra via Gossip Queue Saturation and Syncer Poisoning.

references

cve: CVE-2024-52922

cve: CVE-2026-44499

related (connection_exhaustion)

NRDAX-T0041 - Cross-Chain Peer Pool Pollution active NRDAX-T0064 - Endpoint Concurrency Cap Exhaustion active NRDAX-T0088 - GetData Request Flood active NRDAX-T0099 - Half-Open Handshake Slowloris active NRDAX-T0100 - Handshake Crypto CPU Burn active NRDAX-T0145 - Malformed HTTP Body Crash active NRDAX-T0206 - Pre-Handshake Packet Flood active NRDAX-T0214 - Protocol Message Flood Unbounded Goroutine active

cite

https://nrdax.com/techniques/NRDAX-T0275

plain

NRDAX Registry. Technique NRDAX-T0275.

bibtex

@misc{nrdax_NRDAX_T0275,
  title = {Single-Peer Block-Discovery Stall (NRDAX-T0275)},
  howpublished = {NRDAX Registry},
  url = {https://nrdax.com/techniques/NRDAX-T0275},
}

json (csl)

{
  "id": "nrdax-NRDAX-T0275",
  "type": "dataset",
  "title": "Single-Peer Block-Discovery Stall (NRDAX-T0275)",
  "URL": "https://nrdax.com/techniques/NRDAX-T0275",
  "publisher": "NRDAX Registry"
}