CVE-2025-46630 Overview
CVE-2025-46630 is an improper access control vulnerability in the web management portal of the Tenda RX2 Pro router running firmware version 16.03.30.14. The flaw allows an unauthenticated remote attacker to enable the ate binary, a remote system management component, by issuing a crafted request to the /goform/ate endpoint. The vulnerability maps to [CWE-287: Improper Authentication] and affects consumer-grade networking equipment exposed to internal or external network attackers.
Critical Impact
Unauthenticated network-adjacent attackers can activate a hidden system management interface, expanding the router's attack surface and enabling further compromise.
Affected Products
- Tenda RX2 Pro router (hardware)
- Tenda RX2 Pro firmware version 16.03.30.14
- Deployments exposing the web management portal to untrusted networks
Discovery Timeline
- 2025-05-01 - CVE-2025-46630 published to the National Vulnerability Database (NVD)
- 2026-06-17 - Last updated in the NVD database
Technical Details for CVE-2025-46630
Vulnerability Analysis
The Tenda RX2 Pro exposes a web management portal through its embedded httpd service. The portal handles configuration actions via URL paths under /goform/, each mapping to a native handler inside the router firmware. The /goform/ate handler enables a binary named ate, which functions as a remote system management interface used during factory testing and diagnostics.
The handler does not validate that the requesting client holds an authenticated session. Any client capable of reaching the HTTP interface can trigger the endpoint and enable ate without providing credentials. Once enabled, the binary listens on the device and offers additional command surfaces that were never intended for exposure to end users.
The vulnerability produces limited confidentiality and integrity impact on its own, but it lowers the barrier to subsequent exploitation by exposing management functionality that should remain disabled in production firmware.
Root Cause
The root cause is missing authentication enforcement on a privileged management endpoint. The /goform/ate route directly invokes system-management functionality without verifying session tokens or credentials, violating the principle of complete mediation on the web management portal.
Attack Vector
An attacker on the local network, or any network with reachability to the router's management interface, sends a single HTTP request to /goform/ate. No authentication, user interaction, or complex chaining is required. Details of the request structure are documented in the Uturn Blog Writeup on CVE-2025-46630.
No verified proof-of-concept code is published in the referenced advisories. See the Uturn Blog Writeup on CVE-2025-46630 for the researcher's technical breakdown.
Detection Methods for CVE-2025-46630
Indicators of Compromise
- HTTP requests to the /goform/ate path on the router's management interface, particularly from unauthenticated sources
- The ate process running on the router when it should not be enabled in production
- Unexpected listening services or open ports on the router following external HTTP traffic to the management portal
Detection Strategies
- Inspect router HTTP access logs, where available, for requests targeting /goform/ate and correlate them with source addresses that lack an authenticated session
- Monitor traffic to the router's LAN-side management IP for unexpected POST or GET requests to /goform/ endpoints originating from non-administrative hosts
- Baseline the router's listening ports and alert on new services appearing after web management traffic
Monitoring Recommendations
- Forward network flow data and DHCP-adjacent HTTP telemetry to a centralized analytics platform to identify anomalous management-plane traffic
- Alert on any client on a user VLAN issuing HTTP requests directly to the router management interface
- Track firmware version drift across Tenda devices and flag any device still running 16.03.30.14
How to Mitigate CVE-2025-46630
Immediate Actions Required
- Restrict access to the router web management portal to a dedicated administrative network segment or host
- Disable remote (WAN-side) management on the Tenda RX2 Pro until a patched firmware release is available
- Audit the router for the presence of the enabled ate service and reboot the device to clear an activated state
Patch Information
No vendor advisory or fixed firmware release is referenced in the current CVE record. Consult the Tenda Official Website for updated firmware for the RX2 Pro and apply any release that supersedes 16.03.30.14.
Workarounds
- Place the router management interface behind a firewall rule that permits only trusted administrator IP addresses
- Segment IoT and consumer networking devices onto isolated VLANs with no direct client access to management URLs
- Replace end-of-support Tenda RX2 Pro units with devices that receive active security maintenance where a patch is not forthcoming
# Configuration example: block LAN client access to the router management portal
# Example iptables rule applied on an upstream gateway or segmentation firewall
iptables -A FORWARD -s 192.168.10.0/24 -d 192.168.0.1 -p tcp --dport 80 -j DROP
iptables -A FORWARD -s 192.168.10.0/24 -d 192.168.0.1 -p tcp --dport 443 -j DROP
# Permit only the administrator workstation
iptables -I FORWARD -s 192.168.10.25 -d 192.168.0.1 -p tcp --dport 443 -j ACCEPT
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
