{"id":"CVE-2026-18186","state":"PUBLISHED","title":"A stored format string vulnerability was found in the FTP Backup on the ADM","description":"A stored format string vulnerability was found in the FTP Backup on the ADM. The vulnerability occurs because user-controlled backup configuration data may be written into a task log and later processed through an unsafe format string operation. An authenticated attacker can exploit this issue to disclose memory information or cause denial of service of the affected CGI process.\nAffected products and versions include: from ADM 4.1.0 through ADM 4.3.3.RUN1 as well as from ADM 5.0.0 through ADM 5.1.3.RI81.","publishedAt":"2026-07-30T02:44:33.625Z","updatedAt":"2026-08-04T07:29:21.773Z","severity":{"score":7.1,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","source":"ASUSTOR1"},"assigner":"ASUSTOR1","products":["ASUSTOR Inc. ADM"],"affected":[{"vendor":"ASUSTOR Inc.","product":"ADM","packageName":"FTP Backup","defaultStatus":"unaffected","versions":[{"version":"5.0.0","status":"affected","lessThanOrEqual":"5.1.3.RI81","versionType":"custom"},{"version":"4.1.0","status":"affected","lessThanOrEqual":"4.3.3.RUN1","versionType":"custom"}],"platforms":["Linux","x86","ARM","64 bit"]}],"references":["https://www.asustor.com/security/security_advisory_detail?id=67"],"weaknesses":["CWE-134"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/18xxx/CVE-2026-18186.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-18186","state":"PUBLISHED","datePublished":"2026-07-30T02:44:33.625Z","dateUpdated":"2026-08-04T07:29:21.773Z","assignerShortName":"ASUSTOR1","assignerOrgId":"f35eaae9-79f2-4d0d-a5c7-7bea6ed6be77","dateReserved":"2026-07-29T01:38:48.878Z"},"containers":{"cna":{"title":"A stored format string vulnerability was found in the FTP Backup on the ADM","descriptions":[{"lang":"en","value":"A stored format string vulnerability was found in the FTP Backup on the ADM. The vulnerability occurs because user-controlled backup configuration data may be written into a task log and later processed through an unsafe format string operation. An authenticated attacker can exploit this issue to disclose memory information or cause denial of service of the affected CGI process.\nAffected products and versions include: from ADM 4.1.0 through ADM 4.3.3.RUN1 as well as from ADM 5.0.0 through ADM 5.1.3.RI81."}],"affected":[{"vendor":"ASUSTOR Inc.","product":"ADM","packageName":"FTP Backup","defaultStatus":"unaffected","versions":[{"version":"5.0.0","status":"affected","lessThanOrEqual":"5.1.3.RI81","versionType":"custom"},{"version":"4.1.0","status":"affected","lessThanOrEqual":"4.3.3.RUN1","versionType":"custom"}],"platforms":["Linux","x86","ARM","64 bit"]}],"references":[{"url":"https://www.asustor.com/security/security_advisory_detail?id=67","tags":["vendor-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"LOW","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"HIGH","baseScore":7.1,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-134","lang":"en","description":"CWE-134 Use of Externally-Controlled format string","type":"CWE"}]}],"providerMetadata":{"shortName":"ASUSTOR1","orgId":"f35eaae9-79f2-4d0d-a5c7-7bea6ed6be77","dateUpdated":"2026-08-04T07:29:21.773Z"},"datePublic":"2026-07-30T02:43:00.000Z","impacts":[{"capecId":"CAPEC-135","descriptions":[{"lang":"en","value":"CAPEC-135 Format String Injection"}]}],"credits":[{"lang":"en","value":"Jincheng Wang (@winmt) from Nanjing University of Posts and Telecommunications","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.4"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-30T13:14:49.041083Z","id":"CVE-2026-18186","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":"2026-07-30T13:15:03.588Z"}}]}}}