{"schema":"threatline.record/2","record":{"id":"CVE-2016-4656","aliases":[],"summary":"Apple iOS Memory Corruption Vulnerability","details":"A memory corruption vulnerability in Apple iOS kernel allows attackers to execute code in a privileged context or cause a denial-of-service (DoS) via a crafted application.","categories":["Operating systems"],"product":"iOS","vendor":"Apple","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2016-4656","source_modified_at":"2025-10-21T23:55:50.185Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}],"defaultStatus":null}],"fixed_versions":[],"cvss":7.8,"severity":"High","kev":{"listed":true,"date_added":"2022-05-24","due_date":"2022-06-14","required_action":"Apply updates per vendor instructions.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.23626,"percentile":0.9781,"score_date":"2026-10-23"},"published_at":"2016-08-25T21:00:00.000Z","modified_at":"2025-10-21T23:55:50.185Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2016-4656","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2025-10-21T23:55:50.185Z"},{"source":"Metasploit","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/apple_ios/browser/webkit_trident.rb","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2016-08-25"},{"source":"Exploit-DB","url":"https://www.exploit-db.com/exploits/44836","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2018-06-05"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2016-4656","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","Metasploit","Exploit-DB","EPSS"],"references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-4656","source":"CISA KEV"},{"source":"CVE List","url":"https://blog.lookout.com/blog/2016/08/25/trident-pegasus/","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://www.exploit-db.com/exploits/44836/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred"]},{"source":"CVE List","url":"https://support.apple.com/HT207107","tags":["x_refsource_CONFIRM","x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-4656","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"active","automatable":"no","technical_impact":"total","assessed_at":"2025-01-29T17:46:05.586960Z"},"exploits":[{"source":"Metasploit","kind":"Exploit module","name":"WebKit not_number defineProperties UAF","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/apple_ios/browser/webkit_trident.rb","date":"2016-08-25","added":"2025-04-19","check":false},{"source":"Exploit-DB","kind":"Remote exploit","name":"WebKit - not_number defineProperties UAF (Metasploit)","url":"https://www.exploit-db.com/exploits/44836","date":"2018-06-05","added":"2018-06-05","verified":true}],"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2025-10-21T23:55:50.185Z","content_hash":"54a00a58c84091b23287dc20deb802259100e2882809b516c19c59242fe4421c"}}