CVE-2021-42219

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Go-Ethereum v1.10.9 was discovered to contain an issue which allows attackers to cause a denial of service (DoS) via sending an excessive amount of messages to a node. This is caused by missing memory in the component /ethash/algorithm.go.

Se ha detectado que Go-Ethereum versión v1.10.9, contiene un problema que permite a atacantes causar una denegación de servicio (DoS) por medio del envío de una cantidad excesiva de mensajes a un nodo. Esto es causado por una falta de memoria en el componente /ethash/algorithm.go

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-10-11 CVE Reserved
2022-03-16 CVE Published
2024-08-04 CVE Updated
2024-08-04 First Exploit
2024-10-20 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://docs.google.com/document/d/1dYFSpNZPC0OV-n1mMqdc269u9yYU1XQy/edit?usp=sharing&ouid=112110745137218798745&rtpof=true&sd=true	2024-08-04

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Ethereum Search vendor "Ethereum"		Go Ethereum Search vendor "Ethereum" for product "Go Ethereum"				1.10.9 Search vendor "Ethereum" for product "Go Ethereum" and version "1.10.9"		-		Affected