{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-15641", "assignerOrgId": "bf992f6a-e49d-4e94-9479-c4cff32c62bc", "state": "PUBLISHED", "assignerShortName": "Netskope", "dateReserved": "2026-04-22T15:49:43.557Z", "datePublished": "2026-06-17T01:31:51.228Z", "dateUpdated": "2026-06-17T14:57:22.093Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "bf992f6a-e49d-4e94-9479-c4cff32c62bc", "shortName": "Netskope", "dateUpdated": "2026-06-17T01:50:01.108Z"}, "title": "Netskope Client Exposed IOCTL with Insufficient Access Controls", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-782", "description": "CWE-782 Exposed IOCTL with insufficient access control", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-176", "descriptions": [{"lang": "en", "value": "CAPEC-176 Configuration/Environment Manipulation"}]}], "affected": [{"vendor": "Netskope", "product": "Netskope Client", "platforms": ["Windows"], "versions": [{"status": "affected", "version": "0", "lessThan": "138", "versionType": "custom"}], "defaultStatus": "affected"}], "descriptions": [{"lang": "en", "value": "Netskope was notified about a potential gap in its Netskope Client for Windows systems where a malicious insider with administrative privileges can potentially tamper with the customer IOCTL by sending crafted IOCTL requests to the driver. A successful exploit can result in the bypassing of all anti-tampering protections for the NSClient.Affected Product(s) and Version(s)\n * Product Name: Netskope Client\n * Affected Platform: Windows\n * Affected Version: All version below R138", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Netskope was notified about a potential gap in its Netskope Client for Windows systems where a malicious insider with administrative privileges can potentially tamper with the customer IOCTL by sending crafted IOCTL requests to the driver. A successful exploit can result in the bypassing of all anti-tampering protections for the NSClient.<div>Affected Product(s) and Version(s)<br><ul><li>Product Name: Netskope Client</li><li>Affected Platform: Windows</li><li>Affected Version: All version below R138</li></ul></div>"}]}], "references": [{"url": "https://www.netskope.com/resources/netskope-resources/netskope-security-advisory-nskpsa-2025-007"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "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": "MEDIUM", "baseScore": 6.8, "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N"}}], "workarounds": [{"lang": "en", "value": "No workaround available", "supportingMedia": [{"type": "text/html", "base64": false, "value": "No workaround available"}]}], "solutions": [{"lang": "en", "value": "Use any of the below version of Netskope Client:\n * R138 and above\n * R135 (135.1.19.2670 and above )\n * R132 (132.0.27.2671 and above )", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Use any of the below version of Netskope Client:<br><ul><li>R138 and above</li><li>R135 (135.1.19.2670 and above )</li><li>R132 (132.0.27.2671 and above )</li></ul>"}]}], "exploits": [{"lang": "en", "value": "Netskope is not aware of any active exploitation of the security issue.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Netskope is not aware of any active exploitation of the security issue."}]}], "credits": [{"lang": "en", "value": "Netskope credits Juan Pablo Barriga for reporting this flaw.", "type": "finder"}], "source": {"advisory": "NSKPSA-2025-007", "discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-06-17T14:57:15.545870Z", "id": "CVE-2025-15641", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-17T14:57:22.093Z"}}]}}

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