{"id":"CVE-2020-8864","published":"2020-03-23T20:25:23Z","modified":"2024-08-04T10:12:10Z","title":"This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link…","vendor":"D-Link","product":"Multiple Routers","tier":"core","eol":null,"affectedVersions":[{"vendor":"D-Link","product":"Multiple Routers","versions":["1.10B04"]}],"description":{"text":"This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DIR-867, DIR-878, and DIR-882 routers with firmware 1.10B04. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of HNAP login requests. The issue results from the lack of proper handling of empty passwords. An attacker can leverage this vulnerability to execute arbitrary code on the router. Was ZDI-CAN-9471.","provenance":"source","from":"CVE.org"},"summary":{"text":"The flaw is in the handling of HNAP login requests in multiple D-Link routers, specifically the DIR-867, DIR-878, and DIR-882 models running firmware 1.10B04, where empty passwords are not properly handled. A network-adjacent attacker can bypass authentication without any credentials or user interaction, and use this to execute arbitrary code on the router.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-29T07:15:20Z"},"cvss":{"score":8.8,"severity":"HIGH","version":"3.0","vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","provenance":"source","from":"CVE.org CNA"},"epss":{"score":0.8168,"percentile":0.99642,"date":"2026-10-29","provenance":"source"},"kev":null,"vulncheckKev":null,"exploited":false,"otx":{"pulseCount":0,"pulses":[],"provenance":"machine"},"cwes":[{"id":"CWE-697","name":"Incorrect Comparison"}],"references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-20-268/","tags":["x_refsource_MISC"]},{"url":"https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10157","tags":["x_refsource_MISC"]}],"techniques":[],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2020-29706","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2020-29706","exploited":false,"exploitedSince":null,"provenance":"source"},"exploits":[],"exploitSources":null,"exploitRefs":[],"flow":[],"timeline":[{"date":"2020-03-23","kind":"published","label":"Published (CVE.org)","url":"https://www.cve.org/CVERecord?id=CVE-2020-8864","provenance":"source"}],"speed":{"daysToPublicExploit":null,"firstExploitFrom":null,"daysToKev":null},"priority":{"score":26.1,"factors":[{"name":"In a KEV catalog","points":0.0,"detail":"not listed"},{"name":"Recent KEV listing","points":0.0,"detail":"not listed"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":19.93,"detail":"percentile 0.9964"},{"name":"Named in threat reports","points":0.0,"detail":"0 reports"},{"name":"Public exploit code","points":0.0,"detail":"none found"},{"name":"Mentioned in OTX pulses","points":0.0,"detail":"0 pulses"},{"name":"CVSS severity","points":6.16,"detail":"base score 8.8"},{"name":"End-of-life product","points":0.0,"detail":"supported or unknown"}]}}