{"id":"CVE-2020-3907","aliases":["EUVD-2020-25172","GHSA-m5cg-j7wg-5269"],"status":"published","title":"An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS...","description":"An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.4. A local user may be able to cause unexpected system termination or read kernel memory.","severity":{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00374,"percentile":0.31624,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2020-04-01T17:51:36Z","modified":"2026-06-17T03:19:14Z","products":[{"vendor":"apple","product":"mac_os_x"},{"vendor":"apple","product":"macos"}],"references":[{"url":"https://support.apple.com/HT211100","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-3907"},{"url":"https://github.com/advisories/GHSA-m5cg-j7wg-5269"}],"sources":{"cve":[{"id":"CVE-2020-3907","description":"An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.4. A local user may be able to cause unexpected system termination or read kernel memory.","status":"published","published":"2020-04-01T17:51:36Z","modified":"2024-08-04T07:52:20.365Z","updated_at":"2026-11-02T14:35:51.923913Z"}],"euvd":[{"id":"EUVD-2020-25172","description":"An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.4. A local user may be able to cause unexpected system termination or read kernel memory.","status":"published","published":"2020-04-01T17:51:36Z","modified":"2024-08-04T07:52:20Z","updated_at":"2026-11-03T03:08:08.458165Z"}],"ghsa":[{"id":"GHSA-m5cg-j7wg-5269","title":"An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS...","description":"An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.4. A local user may be able to cause unexpected system termination or read kernel memory.","status":"published","published":"2022-05-24T17:13:09Z","modified":"2023-01-29T05:02:03Z","updated_at":"2026-11-02T14:44:58.707257Z"}],"nvd":[{"id":"CVE-2020-3907","description":"An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.4. A local user may be able to cause unexpected system termination or read kernel memory.","status":"published","published":"2020-04-01T18:15:16.943Z","modified":"2026-06-17T03:19:14.47Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.6,"vector":"AV:L/AC:L/Au:N/C:C/I:N/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:05:57.678762Z"}]}}