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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": "2026-04-09T21:20:40.948841+00:00", "value": {"mitigation_remediation": ["Apply the latest Totolink firmware update that patches the command injection vulnerability."], "summary": {"action": "Immediate Patch", "impact": "Remote OS Command Execution via CGI"}, "threat_synthesis": {"affected_systems": "Totolink A7100RU routers running firmware 7.4cu.2313_b20191024 are affected. The flaw resides in the CGI Handler component of the firmware.", "description_and_impact": "An OS command injection flaw exists in the setStorageCfg function of /cgi-bin/cstecgi.cgi on Totolink A7100RU routers. By manipulating the sambaEnabled argument, an attacker can execute arbitrary shell commands on the device, potentially taking full control of the router. This allows compromise of confidentiality, integrity, and availability of the network traffic processed by the device, and can serve as a foothold for further attacks on connected infrastructure.", "risk_and_exploitability": "The vulnerability carries a CVSS score of 9.3, indicating critical severity. No EPSS score is available, but the description confirms that a public exploit has been released and can be leveraged remotely via an HTTP request to cstecgi.cgi. The likely attack vector is remote through an HTTP request that manipulates the sambaEnabled parameter. Given the high severity and public availability of an exploit, the risk to any exposed device is significant and warrants immediate attention."}}}}, "created": "2026-04-10T08:38:40.035638+00:00", "updated": "2026-04-10T09:29:23.110833+00:00", "vendors": ["totolink", "totolink$PRODUCT$a7100ru"]}