{"id":"CVE-2020-9930","aliases":["EUVD-2020-30709","GHSA-r48c-g8q2-9jff"],"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 10.15.6, Security Update 2020-004 Mojave, Security Update 2020-004 High Sierra. 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":"2026-11-09","score":0.00255,"percentile":0.17224,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2021-04-02T17:13:28Z","modified":"2026-06-17T03:28:49Z","products":[{"vendor":"apple","product":"mac_os_x"},{"vendor":"apple","product":"macos"}],"references":[{"url":"https://support.apple.com/en-us/HT211289","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-9930"},{"url":"https://github.com/advisories/GHSA-r48c-g8q2-9jff"}],"sources":{"cve":[{"id":"CVE-2020-9930","description":"An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.6, Security Update 2020-004 Mojave, Security Update 2020-004 High Sierra. A local user may be able to cause unexpected system termination or read kernel memory.","status":"published","published":"2021-04-02T17:13:28Z","modified":"2024-08-04T10:43:05.478Z","updated_at":"2026-11-02T14:35:49.538427Z"}],"euvd":[{"id":"EUVD-2020-30709","description":"An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.6, Security Update 2020-004 Mojave, Security Update 2020-004 High Sierra. A local user may be able to cause unexpected system termination or read kernel memory.","status":"published","published":"2021-04-02T17:13:28Z","modified":"2024-08-04T10:43:05Z","updated_at":"2026-11-03T03:07:51.994742Z"}],"ghsa":[{"id":"GHSA-r48c-g8q2-9jff","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 10.15.6, Security Update 2020-004 Mojave, Security Update 2020-004 High Sierra. A local user may be able to cause unexpected system termination or read kernel memory.","status":"published","published":"2022-05-24T17:46:14Z","modified":"2023-01-29T05:07:04Z","cwes":["CWE-125"],"updated_at":"2026-11-02T14:46:08.723565Z"}],"nvd":[{"id":"CVE-2020-9930","description":"An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.6, Security Update 2020-004 Mojave, Security Update 2020-004 High Sierra. A local user may be able to cause unexpected system termination or read kernel memory.","status":"published","published":"2021-04-02T18:15:18.28Z","modified":"2026-06-17T03:28:49.59Z","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":"2026-11-02T14:06:37.687844Z"}]}}