Gossipsub 1.0 does not properly resist invalid message spam, such as an eclipse attack or a sybil attack.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12821
Reference (s):
- https://gateway.ipfs.io/ipfs/QmPWuNBs8h6a8KamRvGqhTq5UDYJRQsEEy37zDKjujQQQm/Gossipsub%20Evaluation%20Report.pdf
- https://github.com/ipfs/blog/pull/450
- https://bitcoin.stackexchange.com/questions/61151/eclipse-attack-vs-sybil-attack
- https://github.com/libp2p/specs/blob/master/pubsub/gossipsub/gossipsub-v1.1.md
- https://github.com/libp2p/specs/tree/master/pubsub/gossipsub