{"cve":{"cve_id":"CVE-2018-4448","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.00291,"epss_percentile":0.20581,"epss_as_of":"2026-06-23","description":"A memory initialization issue was addressed with improved memory handling. This issue is fixed in macOS Mojave 10.14.4, Security Update 2019-002 High Sierra, Security Update 2019-002 Sierra, iOS 12.1.1, watchOS 5.1.2, macOS Mojave 10.14.2, Security Update 2018-003 High Sierra, Security Update 2018-006 Sierra, tvOS 12.1.1. A local user may be able to read kernel memory.","published_at":"2020-10-27T19:21:41Z","last_modified_at":null,"cvss_v3_score":null,"cvss_v3_vector":null,"cvss_v3_severity":null,"cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":null,"nvd_references":["https://support.apple.com/en-us/HT209340","https://support.apple.com/en-us/HT209342","https://support.apple.com/en-us/HT209600","https://support.apple.com/en-us/HT209341","https://support.apple.com/en-us/HT209343"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-28T23:11:27.844184Z"},"effective_severity":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"apple","vendor_name":"Apple","product_slug":"ios","product_name":"iOS","version_start":"unspecified","version_start_inclusive":true,"version_end":"12.1","version_end_inclusive":false,"cpe23_uri":"cve5:apple:ios:unspecified:12.1"},{"vendor_slug":"apple","vendor_name":"Apple","product_slug":"macos","product_name":"macOS","version_start":"unspecified","version_start_inclusive":true,"version_end":"10.14","version_end_inclusive":false,"cpe23_uri":"cve5:apple:macos:unspecified:10.14"},{"vendor_slug":"apple","vendor_name":"Apple","product_slug":"macos","product_name":"macOS","version_start":"unspecified","version_start_inclusive":true,"version_end":"12.1","version_end_inclusive":false,"cpe23_uri":"cve5:apple:macos:unspecified:12.1"},{"vendor_slug":"apple","vendor_name":"Apple","product_slug":"macos","product_name":"macOS","version_start":"unspecified","version_start_inclusive":true,"version_end":"5.1","version_end_inclusive":false,"cpe23_uri":"cve5:apple:macos:unspecified:5.1"}],"exploit_refs":[],"news":[],"references":[{"url":"https://support.apple.com/en-us/HT209340","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://support.apple.com/en-us/HT209342","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://support.apple.com/en-us/HT209600","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://support.apple.com/en-us/HT209341","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://support.apple.com/en-us/HT209343","source_type":"VENDOR_ADVISORY","tags":["advisory"]}],"timeline":[{"type":"published","at":"2020-10-27T19:21:41Z","label":"CVE published","source":null}]}