{"id":"CVE-2022-37055","published":"2022-08-28T17:15:08Z","modified":"2026-06-17T04:54:32Z","title":"D-Link Routers Buffer Overflow Vulnerability","vendor":"D-Link","product":"Routers","tier":"core","eol":null,"description":{"text":"D-Link Go-RT-AC750 GORTAC750_revA_v101b03 and GO-RT-AC750_revB_FWv200b02 are vulnerable to Buffer Overflow via cgibin, hnap_main,","provenance":"source","from":"NVD"},"summary":{"text":"D-Link Go-RT-AC750 routers (firmware GORTAC750_revA_v101b03 and GO-RT-AC750_revB_FWv200b02) contain a buffer overflow in the cgibin and hnap_main components, caused by copying input into a buffer without checking its size.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-30T13:36:17Z"},"cvss":{"score":9.8,"severity":"CRITICAL","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.55531,"percentile":0.99033,"date":"2026-10-29","provenance":"source"},"kev":{"dateAdded":"2025-12-08","dueDate":"2025-12-29","ransomware":false,"requiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","notes":"https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10308 ; https://nvd.nist.gov/vuln/detail/CVE-2022-37055","provenance":"source"},"vulncheckKev":{"dateAdded":"2024-05-24","exploitedFirstSeen":"2024-05-24","ransomware":false,"evidence":[{"url":"https://www.fortiguard.com/outbreak-alert/d-link-multiple-devices-attack","date":"2024-05-24"},{"url":"https://www.fortinet.com/blog/threat-research/shadowv2-casts-a-shadow-over-iot-devices","date":"2025-11-26"},{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2025-12-08"},{"url":"https://www.recordedfuture.com/blog/december-2025-cve-landscape","date":"2026-01-13"},{"url":"https://www.loginsoft.com/reports/annually/vulnerability-intelligence-report-2025","date":"2026-01-20"},{"url":"https://www.fortinet.com/blog/threat-research/multi-functional-linux-botnet-evooo1bot","date":"2026-08-13"}],"evidenceTotal":6,"provenance":"source"},"exploited":true,"otx":{"pulseCount":50,"pulses":[{"name":"Actively_Exploited_Kev | Oct 29, 2026","url":"https://otx.alienvault.com/pulse/6ae20c1db17e7057ae7d9ad1","created":"2026-10-28"},{"name":"Actively_Exploited_Kev | Oct 28, 2026","url":"https://otx.alienvault.com/pulse/6ae0ba7e0e2a97ff7b218819","created":"2026-10-27"},{"name":"Actively_Exploited_Kev | Oct 27, 2026","url":"https://otx.alienvault.com/pulse/6adf68b85c3e852f3c111d18","created":"2026-10-26"},{"name":"Actively_Exploited_Kev | Oct 24, 2026","url":"https://otx.alienvault.com/pulse/6adb740e397c3ad4799aa4cd","created":"2026-10-23"},{"name":"Actively_Exploited_Kev | Oct 23, 2026","url":"https://otx.alienvault.com/pulse/6ada236fcfba2dfa730ea482","created":"2026-10-22"},{"name":"Actively_Exploited_Kev | Oct 22, 2026","url":"https://otx.alienvault.com/pulse/6ad8d33a077cbb5cab524d80","created":"2026-10-21"},{"name":"Actively_Exploited_Kev | Oct 21, 2026","url":"https://otx.alienvault.com/pulse/6ad78130c4d1ac2be83a8b6d","created":"2026-10-20"},{"name":"Actively_Exploited_Kev | Oct 20, 2026","url":"https://otx.alienvault.com/pulse/6ad62f63c24a405a3423cc13","created":"2026-10-19"},{"name":"Actively_Exploited_Kev | Oct 19, 2026","url":"https://otx.alienvault.com/pulse/6ad4dda174e5797d0bd238b7","created":"2026-10-18"},{"name":"Actively_Exploited_Kev | Oct 18, 2026","url":"https://otx.alienvault.com/pulse/6ad38c22e1848f8189d1c121","created":"2026-10-17"}],"provenance":"machine"},"cwes":[{"id":"CWE-120","name":"Buffer Copy without Checking Size of Input"}],"references":[{"url":"https://drive.google.com/file/d/1hmIk0jQoex4QDyjIUg_6yxi-J6ROCh8S/view?usp=sharing","tags":["Exploit","Patch","Third Party Advisory"]},{"url":"https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10308","tags":["Vendor Advisory"]},{"url":"https://www.dlink.com/en/security-bulletin/","tags":["Vendor Advisory"]},{"url":"https://drive.google.com/file/d/1hmIk0jQoex4QDyjIUg_6yxi-J6ROCh8S/view?usp=sharing","tags":["Exploit","Patch","Third Party Advisory"]},{"url":"https://www.dlink.com/en/security-bulletin/","tags":["Vendor Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-37055","tags":["US Government Resource"]},{"url":"https://www.fortiguard.com/outbreak-alert/d-link-multiple-devices-attack","tags":["Third Party Advisory"]}],"techniques":[{"id":"T1190","name":"Exploit Public-Facing Application","tactics":["initial-access"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: Network-reachable router web interface buffer overflow","mappingType":"exploitation_technique","evidence":[{"from":"description","quote":"D-Link Go-RT-AC750 GORTAC750_revA_v101b03 and GO-RT-AC750_revB_FWv200b02 are vulnerable to Buffer Overflow","start":0,"end":106}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"},{"id":"T1059","name":"Command and Scripting Interpreter","tactics":["execution"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: Overflow typically yields code execution on device","mappingType":"primary_impact","evidence":[{"from":"description","quote":"vulnerable to Buffer Overflow via cgibin, hnap_main","start":77,"end":128}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"}],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2022-39709","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-39709","exploited":true,"exploitedSince":"2025-12-08","provenance":"source"},"exploits":[],"exploitSources":null,"exploitRefs":["https://drive.google.com/file/d/1hmIk0jQoex4QDyjIUg_6yxi-J6ROCh8S/view?usp=sharing"],"flow":[{"stage":"exploitation","techniques":["T1190"],"provenance":"ai"},{"stage":"primary","techniques":["T1059"],"provenance":"ai"}],"timeline":[{"date":"2022-08-28","kind":"published","label":"Published (NVD)","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-37055","provenance":"source"},{"date":"2024-05-24","kind":"exploited-reported","label":"Exploitation first reported (VulnCheck KEV evidence)","url":"https://www.fortiguard.com/outbreak-alert/d-link-multiple-devices-attack","provenance":"source"},{"date":"2025-12-08","kind":"kev","label":"Added to CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","provenance":"source"},{"date":"2025-12-08","kind":"euvd-exploited","label":"ENISA EUVD: exploited","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-39709","provenance":"source"}],"speed":{"daysToPublicExploit":null,"firstExploitFrom":null,"daysToKev":1198},"priority":{"score":69.7,"factors":[{"name":"In a KEV catalog","points":35.0,"detail":"listed in CISA KEV and VulnCheck KEV"},{"name":"Recent KEV listing","points":0.0,"detail":"added 889 days ago"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":19.81,"detail":"percentile 0.9903"},{"name":"Named in threat reports","points":0.0,"detail":"0 reports"},{"name":"Public exploit code","points":5.0,"detail":"1 NVD reference tagged Exploit"},{"name":"Mentioned in OTX pulses","points":3.0,"detail":"50 pulses"},{"name":"CVSS severity","points":6.86,"detail":"base score 9.8"},{"name":"End-of-life product","points":0.0,"detail":"supported or unknown"}]}}