{"id":"CVE-2019-8605","kind":"vulnerability","aliases":["CVE-2019-8605"],"related":[],"title":"A use after free issue was addressed with improved memory management","description":"A use after free issue was addressed with improved memory management. This issue is fixed in iOS 12.3, macOS Mojave 10.14.5, tvOS 12.3, watchOS 5.2.1. A malicious application may be able to execute arbitrary code with system privileges.","summary":"A use-after-free bug in Apple iOS, macOS, tvOS and watchOS lets a malicious app run code with system privileges. It is listed in CISA's known-exploited catalog, so attacks have been seen in the wild.","severity":"critical","cvss":9.3,"epss":0.17609,"exploited":true,"exploited_at":"2022-06-27T00:00:00+00:00","products":[{"name":"Apple Multiple Products","fixed":[],"affected":"","ecosystem":"vendor"},{"name":"apple iphone os","fixed":["12.3"],"affected":"< 12.3","ecosystem":"vendor"},{"name":"apple mac os x","fixed":["10.14.5"],"affected":"< 10.14.5","ecosystem":"vendor"},{"name":"apple tvos","fixed":["12.3"],"affected":"< 12.3","ecosystem":"vendor"},{"name":"apple watchos","fixed":["5.2.1"],"affected":"< 5.2.1","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["apple-devices","exploited","ios","macos","tvos","vendor","watchos"],"not_affected_if":["fully-patched-devices"],"how_to_check":null,"fix":"Apply the Apple updates for the affected iOS, macOS, tvOS and watchOS versions per vendor instructions; the specific fixed versions are not in the sources.","status":"open","published_at":"2019-12-18T18:15:28+00:00","first_seen_at":"2026-10-23T19:11:52+00:00","triaged_at":"2026-10-23T21:12:31+00:00","updated_at":"2026-10-23T22:29:04+00:00","category":"vendor","confidence":0.6,"triage":{"at":"2026-10-23T21:12:31Z","model":"claude-haiku-5-5","output":{"fix":"Apply the Apple updates for the affected iOS, macOS, tvOS and watchOS versions per vendor instructions; the specific fixed versions are not in the sources.","reach":"local","impact":"high","summary":"A use-after-free bug in Apple iOS, macOS, tvOS and watchOS lets a malicious app run code with system privileges. It is listed in CISA's known-exploited catalog, so attacks have been seen in the wild.","category":"vendor","who_cares":["ios","macos","tvos","watchos","apple-devices"],"confidence":0.6,"needs_auth":"no","worst_case":"Malicious app runs code with system privileges on the device.","analyst_note":"Find the fixed iOS, macOS, tvOS and watchOS versions from Apple's security advisories for CVE-2019-8605 and confirm the exploit status against the CISA KEV entry.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":["fully-patched-devices"],"user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000473,"input_tokens":2831,"output_tokens":380,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2019':13A,16A '-8605':14A,17A '10.14.5':101C '12.3':98C,103C '5.2.1':105C 'abl':111C 'address':7A,87C 'app':57B 'appl':33B,48B 'apple':18A,21A,24A,28A,30A 'apple-devic':32B 'applic':108C 'arbitrari':114C 'attack':74B 'bug':46B 'catalog':72B 'cisa':67B 'code':59B,115C 'cve':12A,15A 'devic':34B 'execut':113C 'exploit':35B,71B 'fix':95C 'free':4A,45B,84C 'improv':9A,89C 'io':36B,49B,97C 'iphone':22A 'issu':5A,85C,93C 'known':70B 'known-exploit':69B 'let':54B 'list':65B 'mac':25A 'maco':37B,50B,99C 'malici':56B,107C 'manag':11A,91C 'may':109C 'memori':10A,90C 'mojav':100C 'multiple':19A 'os':23A,26A 'privileg':62B,118C 'products':20A 'run':58B 'seen':77B 'system':61B,117C 'tvos':29A,38B,51B,102C 'use':2A,43B,82C 'use-after-fre':42B 'vendor':39B 'watcho':40B,53B,104C 'watchos':31A 'wild':80B 'x':27A","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2019-12-18T18:15:28+00:00","kev":{"dateAdded":"2022-06-27","dueDate":"2022-07-18","requiredAction":"Apply updates per vendor instructions.","knownRansomwareCampaignUse":"Unknown"},"cvss_vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cvss_by":"nvd@nist.gov","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2019-8605","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2019-8605","severity":null,"published_at":"2022-06-27T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:52+00:00","fetched_at":"2026-10-25T20:35:35+00:00","note":null},{"source":"epss","external_id":"CVE-2019-8605","url":"https://api.first.org/data/v1/epss?cve=CVE-2019-8605","severity":null,"published_at":null,"modified_at":null,"first_seen_at":"2026-10-23T19:13:45+00:00","fetched_at":"2026-10-23T19:13:45+00:00","note":null},{"source":"nvd","external_id":"CVE-2019-8605","url":"https://nvd.nist.gov/vuln/detail/CVE-2019-8605","severity":null,"published_at":"2019-12-18T18:15:28+00:00","modified_at":"2026-06-17T02:42:14+00:00","first_seen_at":"2026-10-23T22:29:04+00:00","fetched_at":"2026-10-23T22:29:04+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}