{"id":"CVE-2021-30833","aliases":["EUVD-2021-17750","GHSA-j64f-jw3r-9c68"],"status":"published","title":"This issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.0.1....","description":"This issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.0.1. Unpacking a maliciously crafted archive may allow an attacker to write arbitrary files.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.42674,"percentile":0.9872,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2021-10-28T18:17:15Z","modified":"2026-06-17T03:50:58Z","products":[{"vendor":"apple","product":"mac_os_x"},{"vendor":"apple","product":"macos"}],"references":[{"url":"https://support.apple.com/kb/HT212871","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/kb/HT212872","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/HT212869","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-30833"},{"url":"https://github.com/advisories/GHSA-j64f-jw3r-9c68"}],"sources":{"cve":[{"id":"CVE-2021-30833","description":"This issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.0.1. Unpacking a maliciously crafted archive may allow an attacker to write arbitrary files.","status":"published","published":"2021-10-28T18:17:15Z","modified":"2024-08-03T22:48:13.225Z","updated_at":"2026-11-02T14:33:02.20241Z"}],"euvd":[{"id":"EUVD-2021-17750","description":"This issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.0.1. Unpacking a maliciously crafted archive may allow an attacker to write arbitrary files.","status":"published","published":"2021-10-28T18:17:15Z","modified":"2024-08-03T22:48:13Z","updated_at":"2026-11-03T03:24:40.575187Z"}],"ghsa":[{"id":"GHSA-j64f-jw3r-9c68","title":"This issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.0.1....","description":"This issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.0.1. Unpacking a maliciously crafted archive may allow an attacker to write arbitrary files.","status":"published","published":"2022-05-24T19:19:00Z","modified":"2023-01-30T05:03:25Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T14:46:50.018589Z"}],"nvd":[{"id":"CVE-2021-30833","description":"This issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.0.1. Unpacking a maliciously crafted archive may allow an attacker to write arbitrary files.","status":"published","published":"2021-10-28T19:15:09.223Z","modified":"2026-06-17T03:50:58.357Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:07:00.549994Z"}]}}