Backdoor Vulnerability in EFM ipTIME Router 14.18.2

CVE-2026-1741

What is CVE-2026-1741?

A security vulnerability has been identified in the EFM ipTIME A8004T router, specifically in version 14.18.2. This flaw exists within the httpcon_check_session_url function, located in the Debug Interface component's /sess-bin/d.cgi file. The manipulation of the 'cmd' argument creates a potential backdoor, allowing attackers to conduct remote exploitation. Although the intricacy of executing this attack is measured to be high, the exploit has been publicly disclosed, raising concerns for users of affected devices. Despite attempts to inform the vendor of this issue, there has been no response.

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References