{"id":"CVE-2019-6208","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-6208","generatedAt":"2026-10-28T00:32:44.671Z","title":"A malicious application may cause unexpected changes in memory shared between processes.","description":"A memory initialization issue was addressed with improved memory handling. This issue is fixed in iOS 12.1.3, macOS Mojave 10.14.3, tvOS 12.1.2. A malicious application may cause unexpected changes in memory shared between processes.","published":"2019-03-05T16:29:01.000Z","lastModified":"2026-06-17T02:38:48.000Z","status":"Modified","sourceIdentifier":"product-security@apple.com","cvss":{"version":"3.0","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N"},"cwe":["CWE-665"],"affected":["apple/iphone os","apple/mac os x","apple/tv os"],"epss":{"score":0.0342,"percentile":0.88819,"date":"2026-10-26","history":[{"date":"2026-09-21","score":0.04994,"percentile":0.91885},{"date":"2026-09-22","score":0.0342,"percentile":0.88371}]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2019-01-31","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":46296,"kind":"exploit","title":"macOS XNU - Copy-on-Write Behaviour Bypass via Partial-Page Truncation of File","url":"https://www.exploit-db.com/exploits/46296","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/macos/dos/46296.c","file":"exploits/macos/dos/46296.c","published":"2019-01-31","added":"2019-01-31","updated":"2019-01-31","author":"Google Security Research","type":"dos","platform":"macos","port":null,"verified":true,"codes":["CVE-2019-6208"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://bugs.chromium.org/p/project-zero/issues/detail?id=1725"}]},"verdict":{"level":"high","text":"A public exploit is published in Exploit-DB (verified), so the technical barrier is gone even though the severity is medium and EPSS is 3.4%. Treat it as high on anything reachable from the internet."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/106695","tags":["Third Party Advisory"],"source":"product-security@apple.com"},{"url":"https://support.apple.com/HT209443","tags":["Vendor Advisory"],"source":"product-security@apple.com"},{"url":"https://support.apple.com/HT209446","tags":["Vendor Advisory"],"source":"product-security@apple.com"},{"url":"https://support.apple.com/HT209447","tags":["Vendor Advisory"],"source":"product-security@apple.com"},{"url":"https://www.exploit-db.com/exploits/46296/","tags":["Exploit","Third Party Advisory"],"source":"product-security@apple.com"},{"url":"http://www.securityfocus.com/bid/106695","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/HT209443","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/HT209446","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/HT209447","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/46296/","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-6208","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."}