Vulnerability CVE-2021-43668


Published: 2021-11-18

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.

Type:

CWE-476

(NULL Pointer Dereference)

CVSS2 => (AV:L/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
2.1/10
2.9/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Ethereum -> Go ethereum 

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

Copyright 2024, cxsecurity.com

 

Back to Top