Moxa Oncell G3110-Hspa-T Firmware vulnerabilities

CVE-2018-5455 [CRITICAL] CWE-565 CVE-2018-5455: A Reliance on Cookies without Validation and Integrity Checking issue was discovered in Moxa OnCell A Reliance on Cookies without Validation and Integrity Checking issue was discovered in Moxa OnCell G3100-HSPA Series version 1.4 Build 16062919 and prior. The application allows a cookie parameter to consist of only digits, allowing an attacker to perform a brute force attack bypassing authentication and gaining access to device functions.

CVE-2018-5453 [HIGH] CWE-130 CVE-2018-5453: An Improper Handling of Length Parameter Inconsistency issue was discovered in Moxa OnCell G3100-HSP An Improper Handling of Length Parameter Inconsistency issue was discovered in Moxa OnCell G3100-HSPA Series version 1.4 Build 16062919 and prior. An attacker may be able to edit the element of an HTTP request, causing the device to become unavailable.

CVE-2018-5449 [MEDIUM] CWE-476 CVE-2018-5449: A NULL Pointer Dereference issue was discovered in Moxa OnCell G3100-HSPA Series version 1.4 Build 1 A NULL Pointer Dereference issue was discovered in Moxa OnCell G3100-HSPA Series version 1.4 Build 16062919 and prior. The application does not check for a NULL value, allowing for an attacker to perform a denial of service attack.