Improper Restriction of Excessive Authentication Attempts in Siemens products - CVE-2020-15786
Published: September 9, 2020
Vulnerability identifier: #VU46526
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-15786
CWE-ID: CWE-307
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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.
Affected software
SIMATIC HMI Basic Panels 2nd Generation
SIMATIC HMI Comfort Panels
SIMATIC HMI Mobile Panels
SIMATIC HMI Comfort Panels
SIMATIC HMI Mobile Panels
How to mitigate CVE-2020-15786
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.