{"id":"CVE-2025-11156","state":"PUBLISHED","title":"Improper Service Loading Vulnerability in Netskope Endpoint DLP Driver","description":"Netskope was notified about a potential gap in its agent (NS Client) on Windows systems.  If this gap is successfully exploited, a local, authenticated user with Administrator privileges can improperly load the driver as a generic kernel service. This triggers the flaw, causing a system crash (Blue-Screen-of-Death) and resulting in a Denial of Service (DoS) for the affected machine.","publishedAt":"2025-11-28T14:26:08.235Z","updatedAt":"2025-11-28T14:35:23.920Z","severity":{"score":5.9,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:H","source":"Netskope"},"assigner":"Netskope","products":["Netskope Netskope Client"],"affected":[{"vendor":"Netskope","product":"Netskope Client","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"R132","changes":[{"at":"R132","status":"unaffected"}],"versionType":"custom"}],"platforms":["Windows"]}],"references":["https://www.netskope.com/company/security-compliance-and-assurance/security-advisories-and-disclosures/netskope-security-advisory-nskpsa-2025-005"],"weaknesses":["CWE-476"],"ingestedAt":"2026-10-29T20:08:31.050Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/11xxx/CVE-2025-11156.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-11156","state":"PUBLISHED","datePublished":"2025-11-28T14:26:08.235Z","dateUpdated":"2025-11-28T14:35:23.920Z","assignerShortName":"Netskope","assignerOrgId":"bf992f6a-e49d-4e94-9479-c4cff32c62bc","dateReserved":"2025-09-29T14:21:29.625Z"},"containers":{"cna":{"title":"Improper Service Loading Vulnerability in Netskope Endpoint DLP Driver","descriptions":[{"lang":"en","value":"Netskope was notified about a potential gap in its agent (NS Client) on Windows systems.  If this gap is successfully exploited, a local, authenticated user with Administrator privileges can improperly load the driver as a generic kernel service. This triggers the flaw, causing a system crash (Blue-Screen-of-Death) and resulting in a Denial of Service (DoS) for the affected machine."}],"affected":[{"vendor":"Netskope","product":"Netskope Client","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"R132","changes":[{"at":"R132","status":"unaffected"}],"versionType":"custom"}],"platforms":["Windows"]}],"references":[{"url":"https://www.netskope.com/company/security-compliance-and-assurance/security-advisories-and-disclosures/netskope-security-advisory-nskpsa-2025-005"}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"LOCAL","baseScore":5.9,"baseSeverity":"MEDIUM","exploitMaturity":"NOT_DEFINED","privilegesRequired":"HIGH","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:H","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-476","description":"CWE-476 NULL Pointer Dereference","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"Netskope","orgId":"bf992f6a-e49d-4e94-9479-c4cff32c62bc","dateUpdated":"2025-11-28T14:26:08.235Z"},"configurations":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Must be using Netskope Endpoint DLP<br>"}],"value":"Must be using Netskope Endpoint DLP"}],"credits":[{"lang":"en","type":"finder","value":"Ahmad Abdillah bin Zaini"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Update the Netskope Client to version 132.0.0 or newer<br>"}],"value":"Update the Netskope Client to version 132.0.0 or newer"}],"source":{"advisory":"NSKPSA-2025-005","discovery":"UNKNOWN"},"workarounds":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"EDR solutions can be leveraged to block&nbsp;<span style=\"background-color: transparent;\">any process attempting to create a kernel service pointing to </span><span style=\"background-color: transparent;\">epdlpdrv.sys driver.</span><br>"}],"value":"EDR solutions can be leveraged to block any process attempting to create a kernel service pointing to epdlpdrv.sys driver."}],"x_generator":{"engine":"Vulnogram 0.5.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-11-28T14:35:18.150341Z","id":"CVE-2025-11156","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-11-28T14:35:23.920Z"}}]}}}