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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "7.4cu.2313_b20191024"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "A7100RU", "source": "cna", "vendor": "Totolink"}, "product": "a7100ru", "vendor": "totolink"}], "analysis": {"en": {"generated_at": "2026-04-12T05:50:26.830928+00:00", "value": {"mitigation_remediation": ["Apply the latest firmware update released by Totolink for the A7100RU router that addresses this vulnerability", "If no update is available, block external access to the router\u2019s web management interface or disable it entirely", "Restrict router management access to trusted internal networks or enforce VPN\u2011only access", "Monitor router logs and network traffic for signs of unusual command execution or outbound activity", "Check for further vendor advisories and apply patches as soon as they are released"], "summary": {"action": "Patch Immediately", "impact": "Remote Command Execution"}, "threat_synthesis": {"affected_systems": "The vulnerability affects the Totolink A7100RU router with firmware version 7.4cu.2313_b20191024; no other versions or products are listed as affected.", "description_and_impact": "The setNetworkCfg function in /cgi-bin/cstecgi.cgi of the A7100RU firmware accepts a proto parameter that can be manipulated to trigger an OS command injection. This flaw allows remote attackers to execute arbitrary system commands on the router, giving them full control of the device\u2019s operating system. The vulnerability directly compromises the confidentiality, integrity and availability of the router itself.", "risk_and_exploitability": "The CVSS score of 9.3 marks this as a critical issue. The attack vector is remote, as a crafted HTTP request to cstecgi.cgi can trigger the flaw. The public availability of exploit code suggests a higher likelihood of exploitation, though the exact probability is not quantified in the data provided. The device is commonly exposed to the internet, making it a prime target for attackers seeking to compromise consumer routers. The EPSS score is not available and the vulnerability is not listed in the CISA KEV catalog."}}}}, "created": "2026-04-13T12:41:39.235405+00:00", "updated": "2026-04-13T12:56:20.670579+00:00", "vendors": ["totolink", "totolink$PRODUCT$a7100ru"]}