CVE-2021-43668 : Go-Ethereum 1.10.9 nodes crash (denial of service) after receiving a serial of messages and cannot be recovered. They wi

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.

Published 2021-11-18 16:15:09

Updated 2021-11-23 17:06:31

Source MITRE

View at NVD, CVE.org

Vulnerability category: Denial of service

Exploit prediction scoring system (EPSS) score for CVE-2021-43668

EPSS FAQ

0.04%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 10 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-43668

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
2.1	LOW	AV:L/AC:L/Au:N/C:N/I:N/A:P	3.9	2.9	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	1.8	3.6	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

References for CVE-2021-43668

https://github.com/ethereum/go-ethereum/issues/23866

Nodes crash down after receiving a serial of messages generated by fuzzer, and cannot be recovered · Issue #23866 · ethereum/go-ethereum · GitHub
Third Party Advisory

Products affected by CVE-2021-43668

Ethereum » Go Ethereum » Version: 1.10.9
cpe:2.3:a:ethereum:go_ethereum:1.10.9:*:*:*:*:*:*:*
Matching versions

Vulnerability Details : CVE-2021-43668

Exploit prediction scoring system (EPSS) score for CVE-2021-43668

CVSS scores for CVE-2021-43668

CWE ids for CVE-2021-43668

References for CVE-2021-43668

Products affected by CVE-2021-43668