CVEvulnerability
CVE-2020-12821
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2020-07-07
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
Description
Gossipsub 1.0 does not properly resist invalid message spam, such as an eclipse attack or a sybil attack.
Affected configurations
• protocol gossipsub 1.0
References
- https://bitcoin.stackexchange.com/questions/61151/eclipse-attack-vs-sybil-attack Third Party Advisory
- https://gateway.ipfs.io/ipfs/QmPWuNBs8h6a8KamRvGqhTq5UDYJRQsEEy37zDKjujQQQm/Gossipsub%20Evaluation%20Report.pdf Exploit, Vendor Advisory
- https://github.com/ipfs/blog/pull/450 Patch, Third Party Advisory
- https://github.com/libp2p/specs/blob/master/pubsub/gossipsub/gossipsub-v1.1.md Third Party Advisory
- https://github.com/libp2p/specs/tree/master/pubsub/gossipsub Third Party Advisory
- https://bitcoin.stackexchange.com/questions/61151/eclipse-attack-vs-sybil-attack Third Party Advisory
- https://gateway.ipfs.io/ipfs/QmPWuNBs8h6a8KamRvGqhTq5UDYJRQsEEy37zDKjujQQQm/Gossipsub%20Evaluation%20Report.pdf Exploit, Vendor Advisory
- https://github.com/ipfs/blog/pull/450 Patch, Third Party Advisory
- https://github.com/libp2p/specs/blob/master/pubsub/gossipsub/gossipsub-v1.1.md Third Party Advisory
- https://github.com/libp2p/specs/tree/master/pubsub/gossipsub Third Party Advisory