CVE-2020-26800

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A stack overflow vulnerability in Aleth Ethereum C++ client version <= 1.8.0 using a specially crafted a config.json file may result in a denial of service.

Una vulnerabilidad de desbordamiento de la pila en el cliente Aleth Ethereum C++ versiones anteriores a 1.8.0, usando un archivo config.json especialmente diseñado puede resultar en una denegación de servicio

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-10-07 CVE Reserved
2021-01-11 CVE Published
2023-09-27 EPSS Updated
2024-08-04 CVE Updated
2024-08-04 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-787: Out-of-bounds Write

CAPEC

References (3)

URL	Tag	Source
https://github.com/ethereum/aleth	Third Party Advisory

URL	Date	SRC
https://github.com/ethereum/aleth/issues/5917	2024-08-04

URL	Date	SRC

URL	Date	SRC
https://ethereum.org/en/about	2021-01-13

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Ethereum Search vendor "Ethereum"		Aleth Search vendor "Ethereum" for product "Aleth"				<= 1.8.0 Search vendor "Ethereum" for product "Aleth" and version " <= 1.8.0"		-		Affected