{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-18188", "assignerOrgId": "f35eaae9-79f2-4d0d-a5c7-7bea6ed6be77", "state": "PUBLISHED", "assignerShortName": "ASUSTOR1", "dateReserved": "2026-07-29T01:38:53.717Z", "datePublished": "2026-07-30T02:59:08.566Z", "dateUpdated": "2026-07-30T02:59:08.566Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f35eaae9-79f2-4d0d-a5c7-7bea6ed6be77", "shortName": "ASUSTOR1", "dateUpdated": "2026-07-30T02:59:08.566Z"}, "title": "A format string vulnerability was found in the Rsync Backup on the ADM", "datePublic": "2026-07-30T03:00:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-134", "description": "CWE-134 Use of Externally-Controlled format string", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-135", "descriptions": [{"lang": "en", "value": "CAPEC-135 Format String Injection"}]}], "affected": [{"vendor": "ASUSTOR Inc.", "product": "ADM", "packageName": "Rsync Backup", "versions": [{"status": "affected", "version": "5.0.0", "lessThanOrEqual": "5.1.3.RI81", "versionType": "custom"}, {"status": "affected", "version": "4.1.0", "lessThanOrEqual": "4.3.3.RUN1", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "A format string vulnerability was found in the Rsync Backup on the ADM. The vulnerability occurs because user-controlled rsync backup configuration or log data may be 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 backup component.\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.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "A format string vulnerability was found in the Rsync Backup on the ADM. The vulnerability occurs because user-controlled rsync backup configuration or log data may be 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 backup component.<br>Affected 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."}]}], "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"}}], "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"}}}}

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