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        "cveId": "CVE-2026-42372",
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        "state": "PUBLISHED",
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        "dateReserved": "2026-04-27T06:21:56.901Z",
        "datePublished": "2026-05-04T15:53:30.817Z",
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            "title": "D-Link DIR-605L A1 Hardcoded Telnet Backdoor Credentials",
            "datePublic": "2026-04-24T15:17:00.000Z",
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                            "cweId": "CWE-798",
                            "description": "CWE-798 Use of Hard-coded Credentials",
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                    "vendor": "D-Link",
                    "product": "DIR-605L Firmware",
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                            "version": "A1",
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                    "value": "D-Link DIR-605L Hardware Revision A1 (End-of-Life, EOL) contains a hardcoded telnet backdoor. The device starts a telnet daemon at boot via /bin/telnetd.sh with the username \"Alphanetworks\" and the static password \"wrgn35_dlwbr_dir605l\" read from /etc/alpha_config/image_sign. The custom telnetd binary accepts a -u user:password flag, and the custom login binary uses strcmp() to validate credentials. Successful authentication grants an unauthenticated attacker on the local network a root shell with full administrative control. The device has reached End-of-Life (EOL) and will not receive patches.",
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                        "attackVector": "ADJACENT_NETWORK",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "scope": "UNCHANGED",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
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                    "value": "This product is End-of-Life and will NOT receive patches. Users should replace the device. Temporary: connect via backdoor and run \"killall telnetd\" and \"iptables -A INPUT -p tcp --dport 23 -j DROP\" (lost on reboot).",
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