{"id":"CVE-2020-11634","aliases":["EUVD-2020-3979","GHSA-7mch-783h-q63m"],"status":"published","title":"The Zscaler Client Connector for Windows prior to 2.1.2.105 had a DLL hijacking vulnerability...","description":"The Zscaler Client Connector for Windows prior to 2.1.2.105 had a DLL hijacking vulnerability caused due to the configuration of OpenSSL. A local adversary may be able to execute arbitrary code in the SYSTEM context.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00465,"percentile":0.40553,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-427"],"published":"2021-07-15T19:18:48Z","modified":"2026-06-17T02:50:31Z","products":[{"vendor":"zscaler","product":"client_connector"}],"references":[{"url":"https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2020?applicable_category=Windows\u0026applicable_version=2.1.2.105","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-11634"},{"url":"https://github.com/advisories/GHSA-7mch-783h-q63m"}],"sources":{"cve":[{"id":"CVE-2020-11634","description":"The Zscaler Client Connector for Windows prior to 2.1.2.105 had a DLL hijacking vulnerability caused due to the configuration of OpenSSL. A local adversary may be able to execute arbitrary code in the SYSTEM context.","status":"published","published":"2021-07-15T19:18:48Z","modified":"2024-08-04T11:35:13.612Z","updated_at":"2026-11-02T14:35:57.352161Z"}],"euvd":[{"id":"EUVD-2020-3979","description":"The Zscaler Client Connector for Windows prior to 2.1.2.105 had a DLL hijacking vulnerability caused due to the configuration of OpenSSL. A local adversary may be able to execute arbitrary code in the SYSTEM context.","status":"published","published":"2021-07-15T19:18:48Z","modified":"2024-08-04T11:35:13Z","updated_at":"2026-11-03T03:07:42.866588Z"}],"ghsa":[{"id":"GHSA-7mch-783h-q63m","title":"The Zscaler Client Connector for Windows prior to 2.1.2.105 had a DLL hijacking vulnerability...","description":"The Zscaler Client Connector for Windows prior to 2.1.2.105 had a DLL hijacking vulnerability caused due to the configuration of OpenSSL. A local adversary may be able to execute arbitrary code in the SYSTEM context.","status":"published","published":"2022-05-24T19:08:08Z","modified":"2023-01-30T05:00:50Z","cwes":["CWE-427"],"updated_at":"2026-11-02T14:46:16.829694Z"}],"nvd":[{"id":"CVE-2020-11634","description":"The Zscaler Client Connector for Windows prior to 2.1.2.105 had a DLL hijacking vulnerability caused due to the configuration of OpenSSL. A local adversary may be able to execute arbitrary code in the SYSTEM context.","status":"published","published":"2021-07-15T20:15:09.243Z","modified":"2026-06-17T02:50:31.613Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.9,"vector":"AV:L/AC:M/Au:N/C:C/I:C/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-427"],"updated_at":"2026-11-02T14:06:44.292752Z"}]}}