SB2019100203 - Multiple vulnerabilities in Moxa’s EDR-810 Series Secure Routers

Description

This security bulletin contains information about 2 vulnerabilities.

1) Input validation error (CVE-ID: CVE-2019-10969)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Green

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insufficient validation of user-supplied input on the web console via the "Admin" or "ConfigAdmin" account. A remote authenticated administrator can abuse the ping feature to execute unauthorized commands on the router and execute arbitrary code on the target system as root.

2) Improper access control (CVE-ID: CVE-2019-10963)

CWE-ID: CWE-284 - Improper Access Control

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear

The vulnerability allows a remote attacker to gain unauthorized access to sensitive information.

The vulnerability exists due to improper access restrictions. A remote attacker can retrieve some log files from the device and gain access to sensitive information. Log files must have previously been exported by a legitimate user.

Remediation

Install update from vendor's website.

References

• https://ics-cert.us-cert.gov/advisories/icsa-19-274-03
• https://www.moxa.com/en/support/support/security-advisory/edr-810-series-secure-router-vulnerabiliti...
• https://www.exploit-db.com/exploits/47536