CVE-2022-47547

MEDIUM 5.3EPSS 0.5%

GossipSub 1.1, as used for Ethereum 2.0, allows a peer to maintain a positive score (and thus not be pruned from the network) even though it continuously misbehaves by never forwarding topic messages.

CVSS v3.1: 5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS v3.1: 5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS: 0.53% chance of exploitation in the next 30 days, 43th percentile
Published: 2022-12-19
Updated: 2025-04-17

Proof-of-concept exploits (1)

https://arxiv.org/pdf/2212.05197.pdf

References

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