{"id":"CVE-2024-3272","published":"2024-04-04T01:15:50Z","modified":"2026-06-17T07:43:41Z","title":"D-Link Multiple NAS Devices Use of Hard-Coded Credentials Vulnerability","vendor":"D-Link","product":"Multiple NAS Devices","tier":"core","eol":null,"description":{"text":"** UNSUPPORTED WHEN ASSIGNED ** A vulnerability, which was classified as very critical, has been found in D-Link DNS-320L, DNS-325, DNS-327L and DNS-340L up to 20240403. This issue affects some unknown processing of the file /cgi-bin/nas_sharing.cgi of the component HTTP GET Request Handler. The manipulation of the argument user with the input messagebus leads to hard-coded credentials. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-259283. NOTE: This vulnerability only affects products that are no longer supported by the maintainer. NOTE: Vendor was contacted early and confirmed immediately that the product is end-of-life. It should be retired and replaced.","provenance":"source","from":"NVD"},"summary":{"text":"The flaw is a hard-coded credentials issue in the HTTP GET request handler of D-Link's Multiple NAS Devices, specifically the /cgi-bin/nas_sharing.cgi file in the DNS-320L, DNS-325, DNS-327L and DNS-340L models up to 20240403.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-29T07:11:08Z"},"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":0.98109,"percentile":0.99911,"date":"2026-10-29","provenance":"source"},"kev":{"dateAdded":"2024-04-11","dueDate":"2024-05-02","ransomware":false,"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.","notes":"https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10383; https://nvd.nist.gov/vuln/detail/CVE-2024-3272","provenance":"source"},"vulncheckKev":{"dateAdded":"2024-04-11","exploitedFirstSeen":"2024-04-11","ransomware":false,"evidence":[{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2024-04-11"},{"url":"https://www.fortiguard.com/outbreak-alert/d-link-multiple-devices-attack","date":"2024-05-24"},{"url":"https://blog.checkpoint.com/research/may-2024s-most-wanted-malware-phorpiex-botnet-unleashes-phishing-frenzy-while-lockbit3-dominates-once-again","date":"2024-06-10"},{"url":"https://www.forescout.com/resources/2024h1-threat-review/","date":"2024-08-29"},{"url":"https://blog.talosintelligence.com/content/files/2025/03/2024YiR-report.pdf","date":"2025-03-31"},{"url":"https://app.crowdsec.net/cti/cve-explorer/CVE-2024-3272","date":"2025-06-07"},{"url":"https://www.joesecurity.org/blog/6764463444623599134","date":"2026-08-25"},{"url":"https://www.greynoise.io/blog/proxyjacking-edge-devices-residential-proxies","date":"2026-10-15"}],"evidenceTotal":8,"provenance":"source"},"exploited":true,"otx":{"pulseCount":50,"pulses":[{"name":"Actively_Exploited_Kev | Oct 30, 2026","url":"https://otx.alienvault.com/pulse/6ae35d889ea92b4ce19c2680","created":"2026-10-29"},{"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":"skynox7: Proxyjacking Edge Devices Into Residential Proxies","url":"https://otx.alienvault.com/pulse/6ad9e65d5b3dc4f0fcdc04c3","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"}],"provenance":"machine"},"cwes":[{"id":"CWE-798","name":"Use of Hard-coded Credentials"}],"references":[{"url":"https://github.com/netsecfish/dlink","tags":["Exploit","Third Party Advisory"]},{"url":"https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10383","tags":["Vendor Advisory"]},{"url":"https://vuldb.com/?ctiid.259283","tags":["Permissions Required"]},{"url":"https://vuldb.com/?id.259283","tags":["Third Party Advisory"]},{"url":"https://github.com/netsecfish/dlink","tags":["Exploit","Third Party Advisory"]},{"url":"https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10383","tags":["Vendor Advisory"]},{"url":"https://vuldb.com/?ctiid.259283","tags":["Permissions Required"]},{"url":"https://vuldb.com/?id.259283","tags":["Third Party Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-3272","tags":["US Government Resource"]}],"techniques":[{"id":"T1552","name":"Unsecured Credentials","tactics":["credential-access"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: Hard-coded credentials enable unauthenticated access","mappingType":"exploitation_technique","evidence":[{"from":"description","quote":"The manipulation of the argument user with the input messagebus leads to hard-coded credentials","start":293,"end":388}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"},{"id":"T1078","name":"Valid Accounts","tactics":["initial-access","persistence","privilege-escalation","stealth"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: Credentials grant valid account access to device","mappingType":"primary_impact","evidence":[{"from":"description","quote":"leads to hard-coded credentials. The attack may be initiated remotely","start":357,"end":426}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"}],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2024-31862","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2024-31862","exploited":true,"exploitedSince":"2024-04-11","provenance":"source"},"exploits":[],"exploitSources":{"pocGithub":{"count":1,"skipped":0,"earliest":"2024-05-21","earliestUrl":"https://github.com/aliask/dinkleberry","repos":[{"name":"aliask/dinkleberry","url":"https://github.com/aliask/dinkleberry","stars":3,"created":"2024-05-21"}]},"nuclei":[{"id":"CVE-2024-3272","name":"D-Link Network Attached Storage - Backdoor Account","severity":"critical","path":"http/cves/2024/CVE-2024-3272.yaml","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2024/CVE-2024-3272.yaml"}],"first":{"date":"2024-05-21","source":"PoC-in-GitHub","url":"https://github.com/aliask/dinkleberry"},"provenance":"source"},"exploitRefs":["https://github.com/netsecfish/dlink"],"flow":[{"stage":"exploitation","techniques":["T1552"],"provenance":"ai"},{"stage":"primary","techniques":["T1078"],"provenance":"ai"}],"timeline":[{"date":"2024-04-04","kind":"published","label":"Published (NVD)","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-3272","provenance":"source"},{"date":"2024-04-11","kind":"exploited-reported","label":"Exploitation first reported (VulnCheck KEV evidence)","url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","provenance":"source"},{"date":"2024-04-11","kind":"kev","label":"Added to CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","provenance":"source"},{"date":"2024-04-11","kind":"euvd-exploited","label":"ENISA EUVD: exploited","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2024-31862","provenance":"source"},{"date":"2024-05-21","kind":"exploit-public","label":"First public exploit: PoC-in-GitHub","url":"https://github.com/aliask/dinkleberry","provenance":"source"}],"speed":{"daysToPublicExploit":47,"firstExploitFrom":"PoC-in-GitHub","daysToKev":7},"priority":{"score":69.8,"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 932 days ago"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":19.98,"detail":"percentile 0.9991"},{"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 PoC-in-GitHub repo; 1 nuclei template"},{"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"}]}}