{"id":"CVE-2025-11156","aliases":["EUVD-2025-199877","GHSA-3r5x-p9rp-jrmv"],"status":"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.","severity":{"version":"4.0","score":5.9,"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","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00135,"percentile":0.03042,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2025-11-28T14:26:08Z","modified":"2026-10-08T10:10:00Z","products":[{"vendor":"netskope","product":"netskope client"}],"references":[{"url":"https://www.netskope.com/company/security-compliance-and-assurance/security-advisories-and-disclosures/netskope-security-advisory-nskpsa-2025-005"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-11156"},{"url":"https://github.com/advisories/GHSA-3r5x-p9rp-jrmv"}],"sources":{"cve":[{"id":"CVE-2025-11156","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.","status":"published","published":"2025-11-28T14:26:08.235Z","modified":"2025-11-28T14:35:23.92Z","cvss":[{"version":"4.0","score":5.9,"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","level":"medium","assessor":"cna"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:32:51.199669Z"}],"euvd":[{"id":"EUVD-2025-199877","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.","status":"published","published":"2025-11-28T14:26:08Z","modified":"2025-11-28T14:35:23Z","cvss":[{"version":"4.0","score":5.9,"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","level":"medium"}],"updated_at":"2026-11-02T19:49:12.440244Z"}],"ghsa":[{"id":"GHSA-3r5x-p9rp-jrmv","title":"Netskope was notified about a potential gap in its agent (NS Client) on Windows systems.  If this...","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.","status":"published","published":"2025-11-28T15:30:30Z","modified":"2025-11-28T15:30:36Z","cvss":[{"version":"4.0","score":5.9,"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T15:04:59.128724Z"}],"nvd":[{"id":"CVE-2025-11156","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.","status":"published","published":"2025-11-28T15:15:59.9Z","modified":"2026-10-08T10:10:00.227Z","cvss":[{"version":"4.0","score":5.9,"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:11:46.94029Z"}]}}