{"id":"CVE-2018-4230","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-4230","generatedAt":"2026-10-28T21:21:35.866Z","title":"It allows attackers to execute arbitrary code in a privileged context via a crafted app that triggers a SetAppSupportBits use-after-free because of a race condition.","description":"An issue was discovered in certain Apple products. macOS before 10.13.5 is affected. The issue involves the \"NVIDIA Graphics Drivers\" component. It allows attackers to execute arbitrary code in a privileged context via a crafted app that triggers a SetAppSupportBits use-after-free because of a race condition.","published":"2018-06-08T18:29:02.000Z","lastModified":"2026-06-17T01:58:38.000Z","status":"Modified","sourceIdentifier":"product-security@apple.com","cvss":{"version":"3.0","score":7,"severity":"HIGH","vector":"CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-362"],"affected":["apple/mac os x"],"epss":{"score":0.04028,"percentile":0.90537,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.08585,"percentile":0.94894},{"date":"2026-09-22","score":0.04111,"percentile":0.90322}]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2018-06-06","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":44847,"kind":"exploit","title":"Apple macOS Kernel - Use-After-Free Due to Lack of Locking in nvidia GeForce Driver","url":"https://www.exploit-db.com/exploits/44847","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/macos/dos/44847.c","file":"exploits/macos/dos/44847.c","published":"2018-06-06","added":"2018-06-06","updated":"2018-06-07","author":"Google Security Research","type":"dos","platform":"macos","port":null,"verified":true,"codes":["CVE-2018-4230"],"tags":"Use After Free (UAF)","aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://bugs.chromium.org/p/project-zero/issues/detail?id=1549"}]},"verdict":{"level":"urgent","text":"A public exploit is published in Exploit-DB (verified) and the impact is high, while EPSS rates exploitation at 4.0%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use."},"changes":[],"references":[{"url":"http://www.securitytracker.com/id/1041027","tags":["Third Party Advisory","VDB Entry"],"source":"product-security@apple.com"},{"url":"https://bugs.chromium.org/p/project-zero/issues/detail?id=1549","tags":["Exploit","Third Party Advisory"],"source":"product-security@apple.com"},{"url":"https://support.apple.com/HT208849","tags":["Vendor Advisory"],"source":"product-security@apple.com"},{"url":"https://www.exploit-db.com/exploits/44847/","tags":["Third Party Advisory","VDB Entry"],"source":"product-security@apple.com"},{"url":"http://www.securitytracker.com/id/1041027","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugs.chromium.org/p/project-zero/issues/detail?id=1549","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/HT208849","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/44847/","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-4230","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."}