SB2018030204 - Multiple vulnerabilities in Moxa OnCell G3100-HSPA Series



SB2018030204 - Multiple vulnerabilities in Moxa OnCell G3100-HSPA Series

Published: March 2, 2018

Security Bulletin ID SB2018030204
Severity
Low
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Brute-force attack (CVE-ID: CVE-2018-5455)

The vulnerability allows remote attacker to perform brute-force attack on the target system.

The vulnerability exists due to the application allows a cookie parameter to consist of only digits. A remote attacker can perform a brute force attack, bypass authentication and gain access to device functions.

Successful exploitation of this vulnerability may result in unauthorized access to the system.

2) Denial of service (CVE-ID: CVE-2018-5453)

The vulnerability allows remote attacker to cause DoS condition on the target system.

The vulnerability exists due to improper handling of length parameter inconsistency. A remote attacker can edit the element of an HTTP request and cause the device to become unavailable.

3) Null pointer dereference (CVE-ID: CVE-2018-5449)

The vulnerability allows remote attacker to cause DoS condition on the target system.

The vulnerability exists due to the application does not check for a NULL value. A remote attacker can trigger NULL pointer dereference and cause the device to become unavailable.

Remediation

Install update from vendor's website.