CVE-2016-9332 in SoftCMS
Summary
by MITRE
An issue was discovered in Moxa SoftCMS versions prior to Version 1.6. Moxa SoftCMS Webserver does not properly validate input. An attacker could provide unexpected values and cause the program to crash or excessive consumption of resources could result in a denial-of-service condition.
Be aware that VulDB is the high quality source for vulnerability data.
Analysis
by VulDB Data Team • 03/30/2025
The vulnerability identified as CVE-2016-9332 affects Moxa SoftCMS versions prior to 1.6, representing a critical weakness in the web server component of this industrial communication software suite. This issue manifests as inadequate input validation mechanisms within the Moxa SoftCMS web server implementation, creating a pathway for malicious actors to exploit the system through crafted or unexpected input values. The vulnerability resides in the software's failure to properly sanitize and validate user-provided data before processing, which constitutes a fundamental security flaw that undermines the integrity of the application's input handling mechanisms.
The technical nature of this vulnerability aligns with CWE-20, which describes improper input validation as a common weakness in software applications. When attackers submit malformed or unexpected values to the Moxa SoftCMS web server, the system lacks sufficient validation checks to properly handle such inputs, leading to unpredictable behavior. This weakness allows for potential resource exhaustion or application crashes, effectively creating a denial-of-service condition that can disrupt the normal operation of industrial communication systems. The vulnerability demonstrates how insufficient input validation can create cascading effects that compromise system availability and reliability.
From an operational perspective, this vulnerability poses significant risks to industrial environments where Moxa SoftCMS is deployed, particularly in critical infrastructure scenarios. The denial-of-service condition can result in complete loss of web server functionality, preventing authorized users from accessing configuration interfaces or monitoring systems. This disruption can have cascading effects on industrial operations, potentially leading to production downtime, reduced operational efficiency, and increased maintenance costs. The vulnerability's impact is particularly concerning in environments where continuous system availability is paramount for operational continuity.
The mitigation strategy for CVE-2016-9332 primarily involves upgrading to Moxa SoftCMS version 1.6 or later, which contains the necessary input validation fixes. Organizations should also implement network segmentation to limit access to the affected web server, employ intrusion detection systems to monitor for suspicious activity, and establish regular security assessments to identify similar vulnerabilities. Additionally, implementing proper input sanitization measures and conducting thorough security testing of web applications can help prevent similar issues from occurring in other systems. The vulnerability demonstrates the importance of maintaining up-to-date software versions and implementing comprehensive security controls in industrial environments.