SB2018070921 - Buffer overflow in EOS



SB2018070921 - Buffer overflow in EOS

Published: July 9, 2018 Updated: August 8, 2020

Security Bulletin ID SB2018070921
Severity
High
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Buffer overflow (CVE-ID: CVE-2018-1000618)

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

EOSIO/eos eos version after commit f1545dd0ae2b77580c2236fdb70ae7138d2c7168 contains a stack overflow vulnerability in abi_serializer that can result in attack eos network node. This attack appear to be exploitable via network request. This vulnerability appears to have been fixed in after commit cf7209e703e6d3f7a5413e0cb1fe88a4d8e4b38d .


Remediation

Install update from vendor's website.