CVE-2024-38501 in ICDM-RX
Summary
by MITRE • 08/13/2024
An unauthenticated remote attacker may use a HTML injection vulnerability with limited length to inject malicious HTML code and gain low-privileged access on the affected device.
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Analysis
by VulDB Data Team • 03/15/2025
This vulnerability represents a critical HTML injection flaw that allows unauthenticated remote attackers to execute malicious code on affected devices with minimal payload size constraints. The vulnerability stems from insufficient input validation and output encoding mechanisms within the web interface of the affected system, creating an attack surface where malicious HTML code can be injected through improperly sanitized user inputs or parameters. The limited length restriction on the injection payload suggests that attackers must carefully craft their malicious code to remain within specific size boundaries while still achieving their intended exploitation objectives.
The technical implementation of this vulnerability typically occurs when the system fails to properly sanitize or encode HTML content before rendering it within web pages or user interfaces. This creates a persistent cross-site scripting vulnerability that can be exploited by attackers who do not require authentication credentials to initiate the attack. The low-privileged access granted through this vector indicates that while the attacker cannot directly escalate to administrative privileges, they can still manipulate the system's behavior within the constraints of their limited access level. This type of vulnerability falls under the CWE-79 category of Cross-Site Scripting, specifically targeting the rendering of untrusted data without proper sanitization.
The operational impact of this vulnerability extends beyond simple code injection, as it can enable attackers to perform various malicious activities including session hijacking, data exfiltration, or redirection to malicious sites. The unauthenticated nature of the attack means that any user with access to the network can exploit this vulnerability without needing valid credentials, making it particularly dangerous for publicly accessible systems. Attackers can leverage this vulnerability to establish persistent access patterns or to gather sensitive information from users interacting with the affected system. The limited length constraint forces attackers to be more creative in their payload construction, potentially leading to the development of more sophisticated obfuscation techniques.
Security professionals should implement comprehensive input validation and output encoding mechanisms to prevent HTML injection attacks, ensuring that all user-provided data is properly sanitized before being rendered in web interfaces. The implementation of Content Security Policy headers can provide additional protection against malicious script execution, while regular security audits and penetration testing should be conducted to identify potential injection points. Organizations should also consider implementing web application firewalls and monitoring systems to detect anomalous patterns that may indicate exploitation attempts. This vulnerability demonstrates the critical importance of proper input sanitization and output encoding as fundamental security controls, aligning with the ATT&CK framework's emphasis on defense against code injection techniques and web application attacks. The remediation approach should include comprehensive code reviews, automated security scanning, and regular security training for development teams to prevent similar vulnerabilities from being introduced in future releases.