{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-3978","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","state":"PUBLISHED","assignerShortName":"VulDB","dateReserved":"2026-03-11T14:22:33.402Z","datePublished":"2026-03-12T03:32:10.044Z","dateUpdated":"2026-03-12T16:17:30.987Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","shortName":"VulDB","dateUpdated":"2026-03-12T03:32:10.044Z"},"title":"D-Link DIR-513 formEasySetupWizard3 stack-based overflow","problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-121","lang":"en","description":"Stack-based Buffer Overflow"}]},{"descriptions":[{"type":"CWE","cweId":"CWE-119","lang":"en","description":"Memory Corruption"}]}],"affected":[{"vendor":"D-Link","product":"DIR-513","versions":[{"version":"1.10","status":"affected"}]}],"descriptions":[{"lang":"en","value":"A vulnerability was detected in D-Link DIR-513 1.10. The impacted element is an unknown function of the file /goform/formEasySetupWizard3. The manipulation of the argument wan_connected results in stack-based buffer overflow. The attack can be launched remotely. The exploit is now public and may be used."}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":8.7,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P","baseSeverity":"HIGH"}},{"cvssV3_1":{"version":"3.1","baseScore":8.8,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"HIGH"}},{"cvssV3_0":{"version":"3.0","baseScore":8.8,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"HIGH"}},{"cvssV2_0":{"version":"2.0","baseScore":9,"vectorString":"AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR"}}],"timeline":[{"time":"2026-03-11T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-03-11T01:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-03-11T15:27:37.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"LtzHust2 (VulDB User)","type":"reporter"}],"references":[{"url":"https://vuldb.com/?id.350413","name":"VDB-350413 | D-Link DIR-513 formEasySetupWizard3 stack-based overflow","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/?ctiid.350413","name":"VDB-350413 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/?submit.769586","name":"Submit #769586 | D-Link DIR-513 1.10 Stack-based Buffer Overflow","tags":["third-party-advisory"]},{"url":"https://github.com/Litengzheng/vul_db/blob/main/Dir513/vul_21/README.md","tags":["exploit"]},{"url":"https://www.dlink.com/","tags":["product"]}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-12T13:45:47.820416Z","id":"CVE-2026-3978","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-03-12T16:17:30.987Z"}}]}}