#VU26964 Active Debug Code in Siemens products - CVE-2019-10939

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Main Vulnerability Database Vulnerabilities #VU26964

#VU26964 Active Debug Code in Siemens products - CVE-2019-10939

Published: April 15, 2020


Vulnerability identifier: #VU26964
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2019-10939
CWE-ID: CWE-489
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
TIM 3V-IE
TIM 3V-IE Advanced
TIM 3V-IE DNP3
TIM 4R-IE
TIM 4R-IE DNP
Software vendor:
Siemens

Description

The vulnerability allows a remote attacker to gain full control over the device. 

The vulnerability exists due to the affected software contains an open debug port that is available under specific conditions. A remote attacker can exploit the debug port and takeover the target device. 

Note: The vulnerability is only available if the IP address is configured to 192.168.1.2 


Remediation

Install updates from vendor's website.

External links