CVEvulnerability
CVE-2021-42765
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-10-20
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Description
The Proof-of-Stake (PoS) Ethereum consensus protocol through 2021-10-19 allows an adversary to leverage network delay to cause a denial of service (indefinite stalling of consensus decisions).
Affected configurations
• proof-of-stake ethereum project proof-of-stake ethereum (<= 2021-10-19)
References
- https://arxiv.org/abs/2110.10086 Third Party Advisory
- https://arxiv.org/abs/2110.10086 Third Party Advisory