Rewterz Threat Advisory – ICS: MOXA NPort IAW5000A-I/O Series Multiple Vulnerabilities

Severity

Medium

Analysis Summary

CVE-2020-25198

The built-in WEB server has incorrectly implemented protections from session fixation, which may allow an attacker to gain access to a session and hijack it by stealing the user’s cookies

CVE-2020-25194

The built-in WEB server has improper privilege management, which may allow an attacker with user privileges to perform requests with administrative privileges.

CVE-2020-25153 

The built-in web service does not require users to have strong passwords.

CVE-2020-25190

The built-in web server stores and transmits the credentials of third-party services in cleartext.

CVE-2020-25196

The built-in web server allows SSH/Telnet sessions, which may be vulnerable to brute force attacks to bypass authentication.

CVE-2020-25192

The built-in web service allows sensitive information to be displayed without proper authorization.

Impact

• Exposure of Sensitive Information
• Improper Privilege Management

Affected Vendors

MOXA

Affected Products

NPort: Firmware Version 2.1 or lower

Remediation

Refer to vendor advisor for the complete list of affected products and their respective patches.

https://us-cert.cisa.gov/ics/advisories/icsa-20-287-01