{"id":"CVE-2026-3100","state":"PUBLISHED","title":"An improper certificate validation vulnerability was found in the FTP Backup on the ADM.","description":"The FTP Backup on the ADM will not properly strictly enforce TLS certificate verification while connecting to an FTP server using FTPES/FTPS. An improper validated TLS/SSL certificates allows a remote attacker can intercept network traffic to perform a Man-in-the-Middle (MitM) attack, which may intercept, modify, or obtain sensitive information such as authentication credentials and backup data.\nAffected products and versions include: from ADM 4.1.0 through ADM 4.3.3.ROF1 as well as from ADM 5.0.0 through ADM 5.1.2.RE51.","publishedAt":"2026-02-25T05:52:20.196Z","updatedAt":"2026-02-27T14:26:39.407Z","severity":{"score":8.3,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N","source":"ASUSTOR1"},"assigner":"ASUSTOR1","products":["ASUSTOR ADM"],"affected":[{"vendor":"ASUSTOR","product":"ADM","packageName":"FTP Backup","defaultStatus":"unaffected","versions":[{"version":"4.1.0","status":"affected","lessThanOrEqual":"4.3.3.ROF1","versionType":"custom"},{"version":"5.0.0","status":"affected","lessThanOrEqual":"5.1.2.RE51","versionType":"custom"}],"platforms":["Linux","x86","ARM","64 bit"]}],"references":["https://www.asustor.com/security/security_advisory_detail?id=53"],"weaknesses":["CWE-295"],"ingestedAt":"2026-10-29T20:11:50.837Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/3xxx/CVE-2026-3100.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-3100","state":"PUBLISHED","datePublished":"2026-02-25T05:52:20.196Z","dateUpdated":"2026-02-27T14:26:39.407Z","assignerShortName":"ASUSTOR1","assignerOrgId":"f35eaae9-79f2-4d0d-a5c7-7bea6ed6be77","dateReserved":"2026-02-24T08:35:18.143Z"},"containers":{"cna":{"title":"An improper certificate validation vulnerability was found in the FTP Backup on the ADM.","descriptions":[{"lang":"en","value":"The FTP Backup on the ADM will not properly strictly enforce TLS certificate verification while connecting to an FTP server using FTPES/FTPS. An improper validated TLS/SSL certificates allows a remote attacker can intercept network traffic to perform a Man-in-the-Middle (MitM) attack, which may intercept, modify, or obtain sensitive information such as authentication credentials and backup data.\nAffected products and versions include: from ADM 4.1.0 through ADM 4.3.3.ROF1 as well as from ADM 5.0.0 through ADM 5.1.2.RE51."}],"affected":[{"vendor":"ASUSTOR","product":"ADM","packageName":"FTP Backup","defaultStatus":"unaffected","versions":[{"version":"4.1.0","status":"affected","lessThanOrEqual":"4.3.3.ROF1","versionType":"custom"},{"version":"5.0.0","status":"affected","lessThanOrEqual":"5.1.2.RE51","versionType":"custom"}],"platforms":["Linux","x86","ARM","64 bit"]}],"references":[{"url":"https://www.asustor.com/security/security_advisory_detail?id=53","tags":["vendor-advisory"]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":8.3,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"LOW","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-295","description":"CWE-295 Improper Certificate Validation","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"ASUSTOR1","orgId":"f35eaae9-79f2-4d0d-a5c7-7bea6ed6be77","dateUpdated":"2026-02-25T06:13:16.227Z"},"credits":[{"lang":"en","type":"finder","value":"Nuke"}],"datePublic":"2026-02-25T05:45:00.000Z","impacts":[{"capecId":"CAPEC-157","descriptions":[{"lang":"en","value":"CAPEC-157 Sniffing Attacks"}]}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.5.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-25T17:46:30.911041Z","id":"CVE-2026-3100","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-27T14:26:39.407Z"}}]}}}