{"id":"CVE-2020-9818","aliases":[],"url":"https://o3.security/vulnerability/CVE-2020-9818","summary":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.5 and iPadOS 13.5, iOS 12.4.7, watchOS 6.2.5. Processing a maliciously crafted…","details":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.5 and iPadOS 13.5, iOS 12.4.7, watchOS 6.2.5. Processing a maliciously crafted mail message may lead to unexpected memory modification or application termination.","published":"2020-06-09T16:12:39.000Z","modified":"2025-12-20T04:55:53.124Z","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"epss":{"score":0.02286,"percentile":0.8218,"asOf":"2026-09-11"},"cisaKev":null,"exploitsKnown":1,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://support.apple.com/HT211168"},{"type":"WEB","url":"https://support.apple.com/HT211175"},{"type":"WEB","url":"https://support.apple.com/HT211169"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-9818"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2025-12-20T04:55:53.124Z"}}