CVE-2009-0644 in DVR4-SecuraNet
Summary
by MITRE
The HTTP interface in Swann DVR4-SecuraNet has a certain default administrative username and password, which makes it easier for remote attackers to obtain privileged access.
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Analysis
by VulDB Data Team • 03/15/2019
The vulnerability described in CVE-2009-0644 represents a critical security flaw in the Swann DVR4-SecuraNet digital video recorder system that exposes default authentication credentials through its HTTP interface. This issue affects a significant number of network video recording devices manufactured by Swann, which are commonly deployed for security monitoring in both residential and commercial environments. The presence of hardcoded default usernames and passwords creates a fundamental weakness in the device's access control mechanisms, allowing unauthorized individuals to gain administrative privileges without requiring any specialized knowledge or tools.
The technical nature of this vulnerability stems from poor secure coding practices and inadequate authentication design within the device firmware. When devices are shipped from manufacturers, they often include default administrative accounts with well-known credentials that are either documented in technical manuals or easily discoverable through online resources. The Swann DVR4-SecuraNet system specifically employs default administrative credentials that remain unchanged unless explicitly modified by the user during initial setup. This design flaw directly violates security best practices outlined in the OWASP Top Ten and the NIST Cybersecurity Framework, which emphasize the importance of strong authentication mechanisms and the elimination of default credentials in networked devices.
From an operational impact perspective, this vulnerability creates substantial risks for organizations and individuals who deploy these devices without proper configuration changes. Remote attackers can exploit this weakness to gain complete administrative control over the DVR system, potentially leading to unauthorized access to recorded video footage, modification of security settings, and the ability to disable or manipulate the surveillance system entirely. The attack surface is particularly concerning given that these devices are often accessible from the internet and may be deployed in environments where physical security is minimal, making remote exploitation straightforward. This vulnerability aligns with attack patterns documented in the MITRE ATT&CK framework under the credential access and privilege escalation categories, where adversaries leverage default credentials to establish persistent access to networked systems.
The mitigation strategies for this vulnerability require immediate action from system administrators and device owners. The primary recommendation involves changing the default administrative credentials to strong, unique passwords that are not easily guessable or discoverable through common attack vectors. Network segmentation should be implemented to isolate these devices from critical network infrastructure, and regular security audits should be conducted to ensure that default configurations have not been reverted or bypassed. Additionally, device firmware should be regularly updated to address known vulnerabilities, and network monitoring should be implemented to detect unauthorized access attempts. Organizations should also consider implementing multi-factor authentication mechanisms where possible, and establish robust access control policies that align with industry standards such as ISO 27001 and NIST SP 800-53, which provide comprehensive guidelines for securing networked devices and preventing unauthorized access through default credentials.