CVE-2014-7243 in L-03E
Summary
by MITRE
LG Electronics Mobile WiFi router L-09C, L-03E, and L-04D does not restrict access to the web administration interface, which allows remote attackers to obtain sensitive information via unspecified vectors.
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Analysis
by VulDB Data Team • 04/09/2018
The vulnerability identified as CVE-2014-7243 affects LG Electronics mobile WiFi routers including models L-09C, L-03E, and L-04D, representing a critical security flaw in the device's web administration interface access controls. This issue falls under the category of inadequate access control mechanisms, which is classified as CWE-284 in the Common Weakness Enumeration framework. The vulnerability stems from the router's failure to implement proper authentication and authorization checks for its administrative web interface, creating an insecure direct object reference scenario that exposes sensitive system information to unauthorized remote actors.
The technical implementation of this vulnerability allows remote attackers to access the administrative interface without proper credentials, enabling them to extract sensitive information from the device. This unauthenticated access creates a pathway for attackers to potentially gain comprehensive knowledge of the router's configuration, network settings, user credentials, and other confidential data. The unspecified vectors mentioned in the description suggest that the vulnerability could be exploited through various methods including direct web interface access, API calls, or other network-based attack vectors that bypass normal authentication mechanisms.
The operational impact of this vulnerability extends beyond simple information disclosure, as it provides attackers with a foothold for further exploitation within the network infrastructure. Once an attacker gains access to the administrative interface, they can modify router settings, potentially redirecting traffic, disabling security features, or establishing backdoors for persistent access. This vulnerability directly impacts the principle of least privilege and violates fundamental security concepts outlined in the ATT&CK framework under the T1078 technique for Valid Accounts and T1046 technique for Network Service Scanning. The exposure of administrative interfaces without proper access controls creates significant risk for organizations and individuals who rely on these devices for network connectivity.
Mitigation strategies for this vulnerability should include immediate implementation of strong authentication mechanisms, network segmentation to isolate critical devices, and regular security audits of network infrastructure. Organizations should ensure that all administrative interfaces require robust authentication, including multi-factor authentication where possible, and that access controls are properly configured to restrict access based on user roles and network locations. Network monitoring should be implemented to detect unauthorized access attempts to administrative interfaces, and regular firmware updates should be applied to address known vulnerabilities. The vulnerability also highlights the importance of secure configuration practices as outlined in NIST SP 800-53 and ISO 27001 standards, emphasizing that devices should be configured with security in mind from initial deployment through ongoing maintenance.