SB2020121520 - Denial of service in geth



SB2020121520 - Denial of service in geth

Published: December 15, 2020

Security Bulletin ID SB2020121520
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Input validation error (CVE-ID: CVE-2020-26264)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can send a specially crafted GetProofsV2 request and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.