{"id":"CVE-2018-4474","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-4474","generatedAt":"2026-10-28T22:19:46.164Z","title":"A memory consumption issue was addressed with improved memory handling.","description":"A memory consumption issue was addressed with improved memory handling. This issue is fixed in iCloud for Windows 7.7, watchOS 5, Safari 12, iOS 12, iTunes 12.9 for Windows, tvOS 12. Unexpected interaction causes an ASSERT failure.","published":"2020-10-27T20:15:14.000Z","lastModified":"2026-06-17T01:59:02.000Z","status":"Modified","sourceIdentifier":"product-security@apple.com","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-400"],"affected":["apple/icloud","apple/itunes","apple/safari","apple/iphone os","apple/tvos","apple/watchos"],"epss":{"score":0.01706,"percentile":0.77161,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.71%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://support.apple.com/en-us/HT209106","tags":["Vendor Advisory"],"source":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/HT209107","tags":["Vendor Advisory"],"source":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/HT209108","tags":["Vendor Advisory"],"source":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/HT209109","tags":["Vendor Advisory"],"source":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/HT209140","tags":["Vendor Advisory"],"source":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/HT209141","tags":["Vendor Advisory"],"source":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/HT209106","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/en-us/HT209107","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/en-us/HT209108","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/en-us/HT209109","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/en-us/HT209140","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/en-us/HT209141","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-4474","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}