CVE-2026-3179

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "packageName": "FTP Backup", "platforms": ["Linux", "x86", "ARM", "64 bit"], "product": "ADM", "vendor": "ASUSTOR", "versions": [{"lessThanOrEqual": "4.3.3.ROF1", "status": "affected", "version": "4.1.0", "versionType": "custom"}, {"lessThanOrEqual": "5.1.2.RE51", "status": "affected", "version": "5.0.0", "versionType": "custom"}]}], "source": "security@asustor.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:asustor:data_master:*:*:*:*:*:*:*:*", "matchCriteriaId": "662E4EA5-0C53-4669-947E-705E5E076B10", "versionEndIncluding": "4.3.3.rof1", "versionStartIncluding": "4.1.0.rhu2", "vulnerable": true}, {"criteria": "cpe:2.3:o:asustor:data_master:*:*:*:*:*:*:*:*", "matchCriteriaId": "47B926F1-1D8F-4105-A533-45E0B4178C59", "versionEndExcluding": "5.1.2.reo1", "versionStartIncluding": "5.0.0.ra82", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The FTP Backup on the ADM does not properly sanitize filenames received from the FTP server when parsing directory listings. A malicious server or MITM attacker can craft filenames containing path traversal sequences, causing the client to write files outside the intended backup directory. A path traversal vulnerability may allow an attacker to overwrite arbitrary files on the system and potentially achieve privilege escalation or remote code execution.\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."}, {"lang": "es", "value": "La copia de seguridad FTP en el ADM no sanea correctamente los nombres de archivo recibidos del servidor FTP al analizar listados de directorios. Un servidor malicioso o atacante MitM puede crear nombres de archivo que contengan secuencias de salto de ruta, haciendo que el cliente escriba archivos fuera del directorio de copia de seguridad previsto. Una vulnerabilidad de salto de ruta puede permitir a un atacante sobrescribir archivos arbitrarios en el sistema y potencialmente lograr escalada de privilegios o ejecuci\u00f3n remota de c\u00f3digo.\nLos productos y versiones afectados incluyen: desde ADM 4.1.0 hasta ADM 4.3.3.ROF1, as\u00ed como desde ADM 5.0.0 hasta ADM 5.1.2.RE51."}], "id": "CVE-2026-3179", "lastModified": "2026-06-17T10:43:09.977", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 9.2, "baseSeverity": "CRITICAL", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "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:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "security@asustor.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-3179", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-02-25T17:02:43.331354Z", "version": "2.0.3"}}]}, "published": "2026-02-25T06:16:27.597", "references": [{"source": "security@asustor.com", "tags": ["Vendor Advisory"], "url": "https://www.asustor.com/security/security_advisory_detail?id=53"}], "sourceIdentifier": "security@asustor.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-22"}], "source": "security@asustor.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": ["linux", "x86", "arm", "64_bit"], "status": "affected", "versions": {"scheme": "generic", "value": "[4.1.0,4.3.3.ROF1]"}}, {"platform": ["linux", "x86", "arm", "64_bit"], "status": "affected", "versions": {"scheme": "generic", "value": "[5.0.0,5.1.2.RE51]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "ADM", "source": "cna", "vendor": "ASUSTOR"}, "product": "adm", "vendor": "asustor"}], "analysis": {"en": {"generated_at": "2026-04-17T15:23:11.379028+00:00", "value": {"mitigation_remediation": ["Apply the latest ASUSTOR firmware update that includes a fix for the FTP Backup path traversal issue.", "If a recent firmware update is not available, disable the FTP Backup feature or restrict it to trusted local sources only.", "Block or filter outbound FTP connections from the ADM to prevent malicious or unauthorized FTP servers from influencing the backup process."], "summary": {"action": "Immediate Patch", "impact": "Remote Code Execution"}, "threat_synthesis": {"affected_systems": "ASUSTOR ADM versions 4.1.0 through 4.3.3.ROF1 and 5.0.0 through 5.1.2.RE51 are vulnerable to the path traversal issue in the FTP Backup component.", "description_and_impact": "A path traversal weakness in the FTP Backup feature of ASUSTOR ADM occurs because filenames from an FTP server are not properly sanitized when parsing directory listings. The flaw, CWE\u201122, can allow a malicious or compromised FTP server to supply crafted file names that cause the ADM client to write files outside the intended backup directory. An attacker could overwrite arbitrary files on the system, potentially gaining elevated privileges or executing code remotely, depending on the overwritten files and system configuration.", "risk_and_exploitability": "The vulnerability has a CVSS score of 9.2, classifying it as critical, but the EPSS score is less than 1%, indicating that exploitation attempts are currently rare. It is not listed in the CISA Known Exploited Vulnerabilities catalog. The likely attack vector is a remote or MITM FTP server that sends malicious filenames; the attacker would need network access to the ADM's FTP service or the ability to MITM the connection. Successful exploitation would allow file overwrite, which could lead to privilege escalation or remote code execution if sensitive files are targeted."}}}}, "created": "2026-02-25T11:34:30.125342+00:00", "updated": "2026-04-17T15:30:06.025003+00:00", "vendors": ["asustor", "asustor$PRODUCT$adm"]}