CVE-2026-2039

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{"affected": [{"affectedData": [{"defaultStatus": "unknown", "product": "Archiver", "vendor": "GFI", "versions": [{"status": "affected", "version": "15.10"}]}], "source": "zdi-disclosures@trendmicro.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:gfi:archiver:15.10:*:*:*:*:*:*:*", "matchCriteriaId": "7191FB98-8BE2-4921-8035-6750A76F8491", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "GFI Archiver MArc.Store Missing Authorization Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of GFI Archiver. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the configuration of the MArc.Store.Remoting.exe process, which listens on port 8018. The issue results from the lack of authorization prior to allowing access to functionality. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of SYSTEM. Was ZDI-CAN-28597."}, {"lang": "es", "value": "Vulnerabilidad de omisi\u00f3n de autenticaci\u00f3n por falta de autorizaci\u00f3n en GFI Archiver MArc.Store. Esta vulnerabilidad permite a atacantes remotos omitir la autenticaci\u00f3n en instalaciones afectadas de GFI Archiver. No es necesario estar autenticado para explotar esta vulnerabilidad.\n\nLa falla se encuentra en la configuraci\u00f3n del proceso MArc.Store.Remoting.exe, que escucha en el puerto 8018. El problema se debe a la falta de autorizaci\u00f3n antes de permitir el acceso a la funcionalidad. Un atacante puede aprovechar esto junto con otras vulnerabilidades para ejecutar c\u00f3digo en el contexto de SYSTEM. Fue ZDI-CAN-28597."}], "id": "CVE-2026-2039", "lastModified": "2026-06-17T10:30:10.970", "metrics": {"cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 7.3, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.4, "source": "zdi-disclosures@trendmicro.com", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-2039", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-02-24T15:04:49.059469Z", "version": "2.0.3"}}]}, "published": "2026-02-20T23:16:03.913", "references": [{"source": "zdi-disclosures@trendmicro.com", "tags": ["Third Party Advisory"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-26-077/"}], "sourceIdentifier": "zdi-disclosures@trendmicro.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "zdi-disclosures@trendmicro.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "15.10"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Archiver", "source": "cna", "vendor": "GFI"}, "product": "archiver", "vendor": "gfi"}], "analysis": {"en": {"generated_at": "2026-04-17T17:04:50.909754+00:00", "value": {"mitigation_remediation": ["Apply the latest vendor patch or update to a version that includes fixes for the authentication bypass in MArc.Store.Remoting.exe.", "Block or restrict inbound traffic to port 8018 using firewall or network segmentation to prevent unauthorized remote access.", "Implement comprehensive logging and monitoring for any attempts to connect to the MArc.Store.Remoting.exe process and alert on suspicious activity."], "summary": {"action": "Patch Immediately", "impact": "Unauthenticated Access Leading to Potential Remote Code Execution"}, "threat_synthesis": {"affected_systems": "The affected software is GFI Archiver, with the vulnerability arising in the MArc.Store.Remoting.exe component that listens on port 8018. No specific product version is listed, so all installations of GFI Archiver with this component are potential targets.", "description_and_impact": "This vulnerability represents an authentication bypass that allows remote attackers to gain access to the MArc.Store.Remoting.exe process without any credentials. The flaw is rooted in missing authorization checks (CWE\u2011862) and can be used together with other weaknesses to execute code with SYSTEM privileges. The result is complete loss of confidentiality, integrity, and availability for the affected system.", "risk_and_exploitability": "The CVSS score of 9.8 classifies this as a critical vulnerability, while the EPSS score of less than 1% indicates a currently low probability of exploitation. The vulnerability is not listed in the CISA KEV catalog. Attackers can exploit it remotely over the network by contacting the unprotected port 8018, without needing any prior authentication. Because the flaw permits unrestricted access to privileged functionality, the risk to any system exposing this port is substantial."}}}}, "created": "2026-02-23T14:33:52.045488+00:00", "updated": "2026-04-17T17:15:23.714700+00:00", "vendors": ["gfi", "gfi$PRODUCT$archiver"]}