CVE-2021-43668
Last modified
CVE-2021-43668 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Go-Ethereum 1.10.9 nodes crash (denial of service) after receiving a serial of messages and cannot be recovered. They will crash with "runtime error: invalid memory address or nil pointer dereference" and arise a SEGV signal.. EPSS estimates a 0.25% chance of exploitation in the next 30 days.
Description
Go-Ethereum 1.10.9 nodes crash (denial of service) after receiving a serial of messages and cannot be recovered. They will crash with "runtime error: invalid memory address or nil pointer dereference" and arise a SEGV signal.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Ethereum | Go Ethereum | 1.10.9 |
References
- https://github.com/ethereum/go-ethereum/issues/23866Third Party Advisory
- https://github.com/ethereum/go-ethereum/issues/23866Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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