CVE-2021-42765
High
Published: 20 October 2021
Published
20 October 2021
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.0033
56.7th percentile
Risk Priority
15
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-42765 is a high-severity an unspecified weakness vulnerability in Proof-Of-Stake Ethereum Project Proof-Of-Stake Ethereum. Its CVSS base score is 7.5 (High).
Operationally, ranked in the top 43.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-29723
Vulnerability details
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).
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
proof-of-stake ethereum project
proof-of-stake ethereum
≤ 2021-10-19
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.