SB2020111110 - Denial of service in SIMATIC S7-300 CPUs and SINUMERIK Controller



SB2020111110 - Denial of service in SIMATIC S7-300 CPUs and SINUMERIK Controller

Published: November 11, 2020

Security Bulletin ID SB2020111110
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) Resource exhaustion (CVE-ID: CVE-2020-15783)

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

The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.