{"id":"CVE-2024-23480","aliases":["EUVD-2024-20978","GHSA-gvpq-95j2-mc36"],"status":"published","title":"Insecure MacOS code sign check fallback","description":"A fallback mechanism in code sign checking on macOS may allow arbitrary code execution. This issue affects Zscaler Client Connector on MacOS prior to 4.2.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00301,"percentile":0.23101,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-347"],"published":"2024-05-01T16:27:35Z","modified":"2026-06-17T07:13:02Z","products":[{"vendor":"zscaler","product":"client connector"},{"vendor":"zscaler","product":"client_connector"}],"references":[{"url":"https://help.zscaler.com/client-connector/client-connector-app-release-summary-2023?applicable_category=macos\u0026applicable_version=4.2","tags":["x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-23480"},{"url":"https://github.com/advisories/GHSA-gvpq-95j2-mc36"}],"sources":{"cve":[{"id":"CVE-2024-23480","title":"Insecure MacOS code sign check fallback ","description":"A fallback mechanism in code sign checking on macOS may allow arbitrary code execution. This issue affects Zscaler Client Connector on MacOS prior to 4.2.\n","status":"published","published":"2024-05-01T16:27:35.73Z","modified":"2024-08-01T23:06:24.712Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:34:05.444281Z"}],"euvd":[{"id":"EUVD-2024-20978","description":"A fallback mechanism in code sign checking on macOS may allow arbitrary code execution. This issue affects Zscaler Client Connector on MacOS prior to 4.2.\n","status":"published","published":"2024-05-01T16:27:35Z","modified":"2024-08-01T23:06:24Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-03T03:50:28.835632Z"}],"ghsa":[{"id":"GHSA-gvpq-95j2-mc36","title":"A fallback mechanism in code sign checking on macOS may allow arbitrary code execution. This...","description":"A fallback mechanism in code sign checking on macOS may allow arbitrary code execution. This issue affects Zscaler Client Connector on MacOS prior to 4.2.","status":"published","published":"2024-05-01T18:30:41Z","modified":"2026-02-17T21:32:16Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T15:06:14.396911Z"}],"nvd":[{"id":"CVE-2024-23480","description":"A fallback mechanism in code sign checking on macOS may allow arbitrary code execution. This issue affects Zscaler Client Connector on MacOS prior to 4.2.\n","status":"published","published":"2024-05-01T17:15:29.033Z","modified":"2026-06-17T07:13:02.2Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"high","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:09:55.124919Z"}]}}