SB2020121014 - Denial of service in Siemens SIMATIC Controller Web Servers 



SB2020121014 - Denial of service in Siemens SIMATIC Controller Web Servers

Published: December 10, 2020

Security Bulletin ID SB2020121014
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) Uncaught Exception (CVE-ID: CVE-2020-15796)

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

The vulnerability exists due to uncaught exception. A remote attacker can send a specially crafted HTTP request to the products web server and cause a denial of service condition.


Remediation

Install update from vendor's website.