{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Zoom for Windows", "vendor": "Zoom Video Communications, Inc.", "versions": [{"status": "affected", "version": "before 5.14.0"}]}, {"defaultStatus": "unaffected", "product": "Zoom Rooms Client for Windows", "vendor": "Zoom Video Communications, Inc.", "versions": [{"status": "affected", "version": "before 5.14.0"}]}, {"defaultStatus": "unaffected", "product": "Zoom VDI for Windows Meeting Clients", "vendor": "ZoomZoom Video Communications, Inc.", "versions": [{"status": "affected", "version": "before 5.14.0"}]}], "source": "security@zoom.us"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:zoom:rooms:*:*:*:*:*:windows:*:*", "matchCriteriaId": "3B7131D9-0B21-4DC3-A7FF-C318D862211C", "versionEndExcluding": "5.14.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:zoom:zoom:*:*:*:*:*:windows:*:*", "matchCriteriaId": "2EEE52E3-E80E-4CD2-B778-95F513E5EBFF", "versionEndExcluding": "5.14.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:zoom:virtual_desktop_infrastructure:*:*:*:*:*:*:*:*", "matchCriteriaId": "E5FF7C01-346E-4FF6-BDDF-6B642EE08130", "versionEndExcluding": "5.14.0", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper input validation in the Zoom for Windows, Zoom Rooms, Zoom VDI Windows Meeting clients before 5.14.0 may allow an authenticated user to potentially enable an escalation of privilege via network access."}], "id": "CVE-2023-34121", "lastModified": "2026-06-17T06:02:56.437", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 1.4, "source": "security@zoom.us", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-34121", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-01-02T19:59:23.228944Z", "version": "2.0.3"}}]}, "published": "2023-06-13T18:15:21.987", "references": [{"source": "security@zoom.us", "tags": ["Vendor Advisory"], "url": "https://explore.zoom.us/en/trust/security/security-bulletin/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://explore.zoom.us/en/trust/security/security-bulletin/"}], "sourceIdentifier": "security@zoom.us", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security@zoom.us", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}