SB2023091816 - Denial of service in Siemens SIMATIC Products 



SB2023091816 - Denial of service in Siemens SIMATIC Products

Published: September 18, 2023

Security Bulletin ID SB2023091816
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) Integer overflow (CVE-ID: CVE-2023-28831)

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

The vulnerability exists due to integer overflow in the ANSI C OPC UA SDK. A remote attacker can pass specially crafted data to the application, trigger integer overflow and cause a denial of service condition on the target system.


Remediation

Install update from vendor's website.