{"id":"CVE-2018-25304","state":"PUBLISHED","title":"Free Download Manager 2.0 Build 417 Local Buffer Overflow SEH","description":"Free Download Manager 2.0 Build 417 contains a local buffer overflow vulnerability in the URL import functionality that allows attackers to trigger a structured exception handler (SEH) chain exploitation. Attackers can craft a malicious URL file that, when imported through the File > Import > Import lists of downloads menu, causes a buffer overflow in the Location header response that overwrites the SEH chain and executes arbitrary code.","publishedAt":"2026-04-29T19:24:36.594Z","updatedAt":"2026-05-26T11:51:32.752Z","severity":{"score":8.6,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["Filehippo Free Download Manager"],"affected":[{"vendor":"Filehippo","product":"Free Download Manager","versions":[{"version":"2.0","status":"affected"}]}],"references":["https://www.exploit-db.com/exploits/44499","https://filehippo.com/download_free_download_manager/925/","https://www.vulncheck.com/advisories/free-download-manager-built-417-local-buffer-overflow-seh"],"weaknesses":["CWE-120"],"ingestedAt":"2026-10-29T19:44:44.295Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2018/25xxx/CVE-2018-25304.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2018-25304","state":"PUBLISHED","datePublished":"2026-04-29T19:24:36.594Z","dateUpdated":"2026-05-26T11:51:32.752Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-04-29T12:07:57.580Z"},"containers":{"cna":{"title":"Free Download Manager 2.0 Build 417 Local Buffer Overflow SEH","descriptions":[{"lang":"en","value":"Free Download Manager 2.0 Build 417 contains a local buffer overflow vulnerability in the URL import functionality that allows attackers to trigger a structured exception handler (SEH) chain exploitation. Attackers can craft a malicious URL file that, when imported through the File > Import > Import lists of downloads menu, causes a buffer overflow in the Location header response that overwrites the SEH chain and executes arbitrary code."}],"affected":[{"vendor":"Filehippo","product":"Free Download Manager","versions":[{"version":"2.0","status":"affected"}]}],"references":[{"url":"https://www.exploit-db.com/exploits/44499","name":"ExploitDB-44499","tags":["exploit"]},{"url":"https://filehippo.com/download_free_download_manager/925/","name":"Product Reference","tags":["product"]},{"url":"https://www.vulncheck.com/advisories/free-download-manager-built-417-local-buffer-overflow-seh","name":"VulnCheck Advisory: Free Download Manager 2.0 Built 417 Local Buffer Overflow SEH","tags":["third-party-advisory"]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"LOCAL","baseScore":8.6,"baseSeverity":"HIGH","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS"},{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":8.4,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-120","lang":"en","description":"Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-05-26T11:51:32.752Z"},"datePublic":"2018-04-23T00:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:freedownloadmanager:free_download_manager:2.0:*:*:*:*:*:*:*"}]}]}],"credits":[{"lang":"en","value":"Marwan Shamel","type":"finder"}],"x_generator":{"engine":"vulncheck"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-30T12:40:15.456983Z","id":"CVE-2018-25304","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-04-30T12:40:48.181Z"}}]}}}