CVE-2022-30903 in G-2425G-A
Summary
by MITRE • 06/14/2022
Nokia "G-2425G-A" Bharti Airtel Routers Hardware version "3FE48299DEAA" Software Version "3FE49362IJHK42" is vulnerable to Cross-Site Scripting (XSS) via the admin->Maintenance>Device Management.
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Analysis
by VulDB Data Team • 06/15/2022
The vulnerability identified as CVE-2022-30903 affects Nokia G-2425G-A routers deployed by Bharti Airtel, specifically targeting hardware version 3FE48299DEAA and software version 3FE49362IJHK42. This represents a critical security weakness in network infrastructure equipment that serves as a gateway for enterprise and residential users. The affected device operates within the telecommunications sector's customer premises equipment domain, making it a prime target for attackers seeking to compromise network access and user data. The vulnerability manifests within the administrative interface of the router, specifically in the Maintenance section under Device Management functionality, indicating a direct attack vector against the device's management capabilities.
The technical flaw constitutes a cross-site scripting vulnerability that allows malicious actors to inject and execute arbitrary script code within the context of the router's administrative interface. This occurs when user-supplied input data is not properly sanitized or validated before being rendered in the web interface, creating an opportunity for attackers to manipulate the device's administrative functions. The vulnerability specifically impacts the Device Management component, which typically handles device configuration, status monitoring, and system maintenance operations. This XSS weakness enables attackers to potentially gain unauthorized access to administrative functions, modify device settings, or redirect users to malicious websites that could harvest credentials or deploy additional malware.
The operational impact of this vulnerability extends beyond simple web application attacks to encompass significant network security risks. Attackers could exploit this weakness to gain persistent access to the router's administrative interface, potentially leading to complete device compromise and unauthorized network access. The implications are particularly severe given that these devices are typically deployed in residential and small business environments where network security awareness may be limited. An attacker could leverage this vulnerability to redirect traffic, modify network configurations, or establish backdoors for continued access. The attack surface is further expanded as these routers often serve as the primary gateway for internet connectivity, making them attractive targets for attackers seeking to establish persistent access to larger networks or to conduct man-in-the-middle attacks.
Mitigation strategies should prioritize immediate firmware updates from Nokia to address the identified XSS vulnerability, while network administrators should implement additional security measures such as network segmentation, monitoring for suspicious traffic patterns, and regular security assessments of deployed network equipment. The vulnerability aligns with CWE-79 which describes cross-site scripting flaws in web applications, and potentially relates to ATT&CK technique T1071.004 for application layer protocol manipulation. Organizations should also consider implementing web application firewalls to detect and block malicious script injection attempts, while establishing network monitoring protocols to identify potential exploitation attempts. Regular vulnerability scanning and penetration testing of network infrastructure equipment should be conducted to identify similar weaknesses in other deployed devices and ensure comprehensive security coverage.