VulnerabilityModified
CVE-2020-12821
Gossipsub 1.0 does not properly resist invalid message spam, such as an eclipse attack or a sybil attack.
CRITICAL 9.8EPSS 1.94%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.94%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Gossipsub 1.0 does not properly resist invalid message spam, such as an eclipse attack or a sybil attack.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.94% probability · 79th percentile
- CISA KEV
- Not listed
- Affected
- protocol/gossipsub
- Source
- cve@mitre.org
References
- https://bitcoin.stackexchange.com/questions/61151/eclipse-attack-vs-sybil-attackThird Party Advisory
- https://gateway.ipfs.io/ipfs/QmPWuNBs8h6a8KamRvGqhTq5UDYJRQsEEy37zDKjujQQQm/Gossipsub%20Evaluation%20Report.pdfExploit, Vendor Advisory
- https://github.com/ipfs/blog/pull/450Patch, Third Party Advisory
- https://github.com/libp2p/specs/blob/master/pubsub/gossipsub/gossipsub-v1.1.mdThird Party Advisory
- https://github.com/libp2p/specs/tree/master/pubsub/gossipsubThird Party Advisory
- https://bitcoin.stackexchange.com/questions/61151/eclipse-attack-vs-sybil-attackThird Party Advisory
- https://gateway.ipfs.io/ipfs/QmPWuNBs8h6a8KamRvGqhTq5UDYJRQsEEy37zDKjujQQQm/Gossipsub%20Evaluation%20Report.pdfExploit, Vendor Advisory
- https://github.com/ipfs/blog/pull/450Patch, Third Party Advisory
- https://github.com/libp2p/specs/blob/master/pubsub/gossipsub/gossipsub-v1.1.mdThird Party Advisory
- https://github.com/libp2p/specs/tree/master/pubsub/gossipsubThird Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.