Vulnerability in Protocol Gossipsub

CVE-2020-12821

Gossipsub 1.0 does not properly resist invalid message spam, such as an eclipse attack or a sybil attack.

EPSS: 0.019 (78.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

References

Frequently asked questions

What is CVE-2020-12821?
CVE-2020-12821 is a critical-severity vulnerability in Protocol Gossipsub. CVSS score: 9.8/10. Published 2020-07-07.
How severe is CVE-2020-12821?
Critical severity. CVSS v3 base score is 9.8 out of 10.