{"id":"CVE-2021-40655","aliases":["EUVD-2021-27829","GHSA-95fh-63xw-wfh3"],"status":"published","title":"An informtion disclosure issue exists in D-LINK-DIR-605 B2 Firmware Version : 2.01MT. An attacker...","description":"An informtion disclosure issue exists in D-LINK-DIR-605 B2 Firmware Version : 2.01MT. An attacker can obtain a user name and password by forging a post request to the / getcfg.php page","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.87039,"percentile":0.99752,"model":"v2026.06.15"},"facts":{"in_kev":true,"known_exploited":true,"public_exploit":false,"fix_available":false},"cwes":["CWE-522","CWE-863"],"published":"2021-09-24T20:11:51Z","modified":"2026-06-17T04:07:13Z","kev":{"date_added":"2024-05-16","due_date":"2024-06-06","required_action":"This vulnerability affects legacy D-Link products. All associated hardware revisions have reached their end-of-life (EOL) or end-of-service (EOS) life cycle and should be retired and replaced per vendor instructions.","known_ransomware_use":"Unknown"},"exploitation":[{"source":"euvd","since":"2024-05-16"},{"source":"kev","since":"2024-05-16"}],"exploits":[{"source":"nuclei","id":"CVE-2021-40655","title":"D-Link DIR-605 - Information Disclosure","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-40655.yaml"}],"products":[{"vendor":"d-link","product":"dir-605 router"},{"vendor":"dlink","product":"dir-605l"},{"vendor":"dlink","product":"dir-605l_firmware"}],"references":[{"url":"https://www.dlink.com/en/security-bulletin/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://github.com/Ilovewomen/D-LINK-DIR-605/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-40655","tags":["government-resource","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-40655"},{"url":"https://github.com/Ilovewomen/D-LINK-DIR-605"},{"url":"https://www.dlink.com/en/security-bulletin"},{"url":"https://github.com/advisories/GHSA-95fh-63xw-wfh3"}],"sources":{"cve":[{"id":"CVE-2021-40655","description":"An informtion disclosure issue exists in D-LINK-DIR-605 B2 Firmware Version : 2.01MT. 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An attacker can obtain a user name and password by forging a post request to the / getcfg.php page","status":"published","published":"2022-05-24T19:15:40Z","modified":"2025-10-22T00:32:25Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-522","CWE-863"],"updated_at":"2026-11-02T15:04:05.344883Z"}],"kev":[{"id":"CVE-2021-40655","title":"D-Link DIR-605 Router Information Disclosure Vulnerability","description":"D-Link DIR-605 routers contain an information disclosure vulnerability that allows attackers to obtain a username and password by forging a post request to the /getcfg.php page. ","cwes":["CWE-863"],"kev":{"date_added":"2024-05-16","due_date":"2024-06-06","required_action":"This vulnerability affects legacy D-Link products. All associated hardware revisions have reached their end-of-life (EOL) or end-of-service (EOS) life cycle and should be retired and replaced per vendor instructions.","known_ransomware_use":"Unknown"},"updated_at":"2026-11-02T17:00:16.234141Z"}],"nvd":[{"id":"CVE-2021-40655","description":"An informtion disclosure issue exists in D-LINK-DIR-605 B2 Firmware Version : 2.01MT. An attacker can obtain a user name and password by forging a post request to the / getcfg.php page","status":"published","published":"2021-09-24T21:15:07.31Z","modified":"2026-06-17T04:07:13.547Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"secondary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:06:58.933037Z"}]}}