SB2022091427 - Heap-based buffer overflow in Hitachi Energy TXpert Hub CoreTec 4
Published: September 14, 2022 Updated: May 14, 2023
Security Bulletin ID
SB2022091427
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Heap-based buffer overflow (CVE-ID: CVE-2021-3156)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error in sudo. A local user can pass specially crafted data to the application, trigger heap-based buffer overflow and execute arbitrary code on the target system with root privileges.
Remediation
Install update from vendor's website.