{"id":"CVE-2016-6563","published":"2018-07-13T20:00:00Z","modified":"2024-08-06T01:36:28Z","title":"D-Link DIR routers contain a stack-based buffer overflow in the HNAP Login action","vendor":"D-Link","product":"DIR-823","tier":"core","eol":null,"description":{"text":"Processing malformed SOAP messages when performing the HNAP Login action causes a buffer overflow in the stack in some D-Link DIR routers. The vulnerable XML fields within the SOAP body are: Action, Username, LoginPassword, and Captcha. The following products are affected: DIR-823, DIR-822, DIR-818L(W), DIR-895L, DIR-890L, DIR-885L, DIR-880L, DIR-868L, and DIR-850L.","provenance":"source","from":"CVE.org"},"summary":null,"cvss":null,"epss":{"score":0.79735,"percentile":0.99605,"date":"2026-10-28","provenance":"source"},"kev":null,"vulncheckKev":{"dateAdded":"2025-02-27","exploitedFirstSeen":"2025-02-27","ransomware":false,"evidence":[{"url":"https://info.greynoise.io/hubfs/resources/GreyNoise-2025-Mass-Internet-Exploitation-Report.pdf","date":"2025-02-27"},{"url":"https://www.bitsight.com/blog/rondodox-botnet-infrastructure-analysis","date":"2026-03-11"}],"evidenceTotal":2,"provenance":"source"},"exploited":true,"otx":{"pulseCount":1,"pulses":[{"name":"94.152.54.231","url":"https://otx.alienvault.com/pulse/68903dfdb4420680117cbc93","created":"2025-08-04"}],"provenance":"machine"},"cwes":[{"id":"CWE-121","name":"Stack-based Buffer Overflow"}],"references":[{"url":"https://www.exploit-db.com/exploits/40805/","tags":["exploit","x_refsource_EXPLOIT-DB"]},{"url":"https://www.kb.cert.org/vuls/id/677427","tags":["third-party-advisory","x_refsource_CERT-VN"]},{"url":"http://www.securityfocus.com/bid/94130","tags":["vdb-entry","x_refsource_BID"]},{"url":"http://seclists.org/fulldisclosure/2016/Nov/38","tags":["mailing-list","x_refsource_FULLDISC"]}],"techniques":[],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2016-7484","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2016-7484","exploited":false,"exploitedSince":null,"provenance":"source"},"exploits":[{"id":40805,"url":"https://www.exploit-db.com/exploits/40805","title":"D-Link DIR-Series Routers - HNAP Login Stack Buffer Overflow (Metasploit)","type":"remote","platform":"multiple","date":"2016-11-21","verified":true,"provenance":"source"}],"exploitSources":{"exploitdb":{"count":1,"earliest":"2016-11-21"},"metasploit":[{"name":"Dlink DIR Routers Unauthenticated HNAP Login Stack Buffer Overflow","module":"exploit/linux/http/dlink_hnap_login_bof","type":"exploit","disclosureDate":"2016-11-07","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/dlink_hnap_login_bof.rb"}],"first":{"date":"2016-11-07","source":"Metasploit","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/dlink_hnap_login_bof.rb"},"provenance":"source"},"exploitRefs":["https://www.exploit-db.com/exploits/40805/"],"flow":[],"timeline":[{"date":"2016-11-07","kind":"exploit-public","label":"First public exploit: Metasploit; later: Exploit-DB 2016-11-21","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/dlink_hnap_login_bof.rb","provenance":"source"},{"date":"2018-07-13","kind":"published","label":"Published (CVE.org)","url":"https://www.cve.org/CVERecord?id=CVE-2016-6563","provenance":"source"},{"date":"2025-02-27","kind":"exploited-reported","label":"Exploitation first reported (VulnCheck KEV evidence)","url":"https://info.greynoise.io/hubfs/resources/GreyNoise-2025-Mass-Internet-Exploitation-Report.pdf","provenance":"source"}],"speed":{"daysToPublicExploit":null,"firstExploitFrom":"Metasploit","daysToKev":null},"priority":{"score":60.6,"factors":[{"name":"In a KEV catalog","points":35.0,"detail":"listed in VulnCheck KEV"},{"name":"Recent KEV listing","points":0.0,"detail":"added 609 days ago"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":19.92,"detail":"percentile 0.9960"},{"name":"Named in threat reports","points":0.0,"detail":"0 reports"},{"name":"Public exploit code","points":5.0,"detail":"1 NVD reference tagged Exploit; 1 Exploit-DB entry; 1 Metasploit module"},{"name":"Mentioned in OTX pulses","points":0.68,"detail":"1 pulse"},{"name":"CVSS severity","points":0.0,"detail":"no CVSS"},{"name":"End-of-life product","points":0.0,"detail":"supported or unknown"}]}}