SB2020090913 - Multiple vulnerabilities in Siemens SIMATIC HMI Products

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Main Vulnerability Database SB2020090913

SB2020090913 - Multiple vulnerabilities in Siemens SIMATIC HMI Products

Published: September 9, 2020

Security Bulletin ID SB2020090913
Severity
Medium
Patch available
NO
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Improper Restriction of Excessive Authentication Attempts (CVE-ID: CVE-2020-15786)

The vulnerability allows a remote attacker to gain access to the system.

The vulnerability exists due to the authentication mechanism has no brute-force prevention. A remote attacker can launch a brute-force authentication attack to discover user passwords and obtain access to the Sm@rt Server.


2) Improper Authentication (CVE-ID: CVE-2020-15787)

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests. A remote attacker can discover user passwords and obtain access to the Sm@rt Server via a brute-force attack.


Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.

References