CVE-2024-23910 in WRC-1167GS2-B
Summary
by MITRE • 02/29/2024
Cross-site request forgery (CSRF) vulnerability in ELECOM wireless LAN routers allows a remote unauthenticated attacker to hijack the authentication of administrators and to perform unintended operations to the affected product. Affected products and versions are as follows: WRC-1167GS2-B v1.67 and earlier, WRC-1167GS2H-B v1.67 and earlier, WRC-2533GS2-B v1.62 and earlier, WRC-2533GS2-W v1.62 and earlier, and WRC-2533GS2V-B v1.62 and earlier.
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Analysis
by VulDB Data Team • 04/18/2025
The CVE-2024-23910 vulnerability represents a critical cross-site request forgery flaw affecting ELECOM wireless LAN routers, specifically targeting several models including WRC-1167GS2-B, WRC-1167GS2H-B, WRC-2533GS2-B, WRC-2533GS2-W, and WRC-2533GS2V-B across their respective firmware versions. This vulnerability resides in the authentication mechanism of these network devices, creating a pathway for remote attackers to manipulate administrative functions without proper authorization. The flaw allows unauthenticated adversaries to forge requests that appear to originate from legitimate administrative sessions, effectively enabling them to perform unauthorized operations on the affected routers. The vulnerability's impact is particularly severe given that it affects the core administrative functions of network infrastructure devices that control wireless access and network configuration settings.
The technical implementation of this CSRF vulnerability stems from the absence of proper anti-CSRF tokens or validation mechanisms within the router's web interface authentication flow. When administrators interact with the router's management console, the system fails to adequately verify that requests originate from legitimate administrative sessions rather than crafted malicious payloads. This absence of session validation allows attackers to construct specially crafted web pages or exploit payloads that, when visited by an authenticated administrator, automatically submit requests to the router's administrative interface. The vulnerability is classified as a CWE-352 - Cross-Site Request Forgery, which is a well-documented weakness in web application security where the application fails to validate the origin of requests. The attack vector operates entirely through web-based interfaces, making it particularly dangerous as administrators may unknowingly trigger malicious actions while browsing to compromised websites or opening malicious email attachments.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it enables attackers to perform a wide range of administrative operations that could severely compromise network security and availability. Successful exploitation could allow attackers to modify network configuration settings, change administrator credentials, disable security features, or even install malicious firmware updates. The vulnerability affects the fundamental security posture of the affected routers, potentially allowing attackers to establish persistent access points within the network infrastructure. Given that these are wireless LAN routers, the compromise could lead to unauthorized network access, data interception, or the ability to redirect network traffic through maliciously configured routing parameters. The potential for lateral movement within networks increases significantly when administrators are unknowingly manipulated into performing actions that compromise network integrity.
Mitigation strategies for this vulnerability should prioritize immediate firmware updates from ELECOM, as the vendor has likely released patches addressing the CSRF validation gaps in their web interface. Organizations should implement network segmentation and access controls to limit the potential impact of a compromised router, while also monitoring network traffic for unusual administrative activity that might indicate exploitation attempts. Security teams should consider implementing web application firewalls that can detect and block CSRF attack patterns targeting router management interfaces, and conduct regular security assessments of network infrastructure devices to identify similar vulnerabilities. The ATT&CK framework categorizes this type of vulnerability under T1190 - Exploit Public-Facing Application, highlighting the importance of securing externally accessible network devices and implementing proper input validation and session management controls. Additionally, administrators should be trained to recognize potential CSRF attacks and avoid visiting untrusted websites while logged into network management interfaces, as user awareness remains a critical defense mechanism against this class of vulnerability.