{"cveID":"CVE-2021-40655","vendorProject":"D-Link","product":"DIR-605 Router","vulnerabilityName":"D-Link DIR-605 Router Information Disclosure Vulnerability","dateAdded":"2024-05-16","shortDescription":"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. ","requiredAction":"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.","dueDate":"2024-06-06","knownRansomwareCampaignUse":"Unknown","notes":"https://legacy.us.dlink.com/pages/product.aspx?id=2b09e95d90ff4cb38830ecc04c89cee5; https://nvd.nist.gov/vuln/detail/CVE-2021-40655","cwes":["CWE-863"],"year":2021,"state":"mapped","stale_reasons":[],"mappings":[{"domain":"enterprise","cve":"CVE-2021-40655","technique":"T1190","technique_name_at_mapping":"Exploit Public-Facing Application","mapping_type":"exploitation_technique","capability_group":"access_ctrl","comments":"This vulnerability is exploited when an adversary forges a post request to the / get cfg.php page. The POST request could enable the adversary to obtain username and password information on the router. ","references":["https://thehackernews.com/2024/05/cisa-warns-of-actively-exploited-d-link.html","https://www.tenable.com/plugins/nessus/197740"],"status":"complete","source_file":"kev-07.28.2025_attack-16.1-enterprise.json","attack_version":"16.1","kev_snapshot":"07/28/2025"}],"techniques":[{"id":"T1190","domains":["enterprise"],"in_current_bundle":true,"live":true,"name_now":"Exploit Public-Facing Application","name_at_mapping":"Exploit Public-Facing Application","renamed":false,"revoked_by":null,"mapping_types":["exploitation_technique"],"sigma_rule_count":149,"has_detection_strategy":true}],"mapping_types":["exploitation_technique"],"has_exploitation_technique":true,"mapping_attack_versions":["16.1"],"mapping_domains":["enterprise"],"sigma_coverage":"full","sigma_rules_tagged_cve":[],"added_after_mapping_snapshot":false,"_source":"kevmap","_built":"2026-08-23 05:47 UTC","_attack_version":"19.2"}