CVE-2012-4334 in NET-i viewer
Summary
by MITRE
The ConnectDDNS method in the (1) STWConfigNVR 1.1.13.15 and (2) STWConfig 1.1.14.13 ActiveX controls in Samsung NET-i viewer 1.37.120316 allows remote attackers to execute arbitrary code via unspecified vectors. NOTE: some of these details are obtained from third party information.
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Analysis
by VulDB Data Team • 07/28/2025
The CVE-2012-4334 vulnerability represents a critical remote code execution flaw in Samsung NET-i viewer 1.37.120316 that affects two specific ActiveX controls: STWConfigNVR 1.1.13.15 and STWConfig 1.1.14.13. This vulnerability resides within the ConnectDDNS method of these controls, which are designed to facilitate network configuration and device management for Samsung security products. The flaw enables remote attackers to execute arbitrary code on vulnerable systems, potentially leading to complete system compromise and unauthorized access to security infrastructure. The vulnerability's classification as a remote code execution issue places it within the purview of attack techniques that leverage untrusted input processing, aligning with CWE-119 which describes weaknesses in memory management and buffer overflows that can lead to code execution.
The technical nature of this vulnerability stems from improper input validation within the ActiveX control's ConnectDDNS method, which likely fails to adequately sanitize user-supplied parameters or network data. When the control processes network configuration requests through the DDNS (Dynamic Domain Name System) functionality, malicious inputs can be crafted to manipulate the control's behavior and execute unintended code sequences. This type of vulnerability typically occurs when controls do not properly validate or filter input data before processing it, allowing attackers to inject malicious payloads that exploit memory corruption issues or command execution mechanisms within the ActiveX component. The attack surface is particularly concerning given that ActiveX controls are often deployed in web browsers and are trusted by default, making exploitation more likely to succeed in targeted environments.
The operational impact of CVE-2012-4334 extends beyond simple code execution to encompass complete network security compromise for affected Samsung security systems. Organizations utilizing Samsung NET-i viewer software in their surveillance infrastructure face significant risk of unauthorized access, data exfiltration, and potential lateral movement within their networks. Attackers could leverage this vulnerability to establish persistent backdoors, monitor network traffic, or manipulate security camera configurations to disable logging or alter surveillance footage. The vulnerability's remote nature means that attackers do not require physical access to the affected systems, making it particularly dangerous for enterprise security deployments where network cameras and monitoring systems are exposed to external networks. This flaw directly impacts the integrity and confidentiality of security infrastructure, potentially allowing adversaries to gain insights into network topology and security measures.
Mitigation strategies for CVE-2012-4334 should include immediate software updates from Samsung to address the vulnerability in affected ActiveX controls, along with network segmentation and access control measures to limit exposure. Organizations should implement strict browser security policies that disable ActiveX controls or restrict their execution to trusted sites only. Network monitoring solutions should be deployed to detect anomalous DDNS configuration requests or unusual network activity that may indicate exploitation attempts. The vulnerability's characteristics align with ATT&CK techniques related to exploitation for code execution and privilege escalation, making it essential for security teams to monitor for these specific attack patterns. Additionally, regular security assessments should be conducted to identify and remediate similar vulnerabilities in legacy ActiveX controls, as these components often lack modern security features and are frequently targeted by attackers due to their widespread deployment and known exploitation patterns.