{"id":"CVE-2018-15982","published":"2019-01-18T17:29:01Z","modified":"2026-10-01T20:17:16Z","title":"Adobe Flash Player Use-After-Free Vulnerability","vendor":"Adobe","product":"Flash Player","tier":"core","eol":{"product":"Adobe Flash Player","since":"2020-12-31","note":"No security updates; remove it."},"description":{"text":"Flash Player versions 31.0.0.153 and earlier, and 31.0.0.108 and earlier have a use after free vulnerability. Successful exploitation could lead to arbitrary code execution.","provenance":"source","from":"NVD"},"summary":{"text":"Adobe Flash Player contains a use-after-free memory corruption flaw in its core playback component. Successful exploitation could lead to arbitrary code execution, and the attack requires local access, no authentication, and user interaction.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-23T06:58:50Z"},"cvss":{"score":7.8,"severity":"HIGH","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.89581,"percentile":0.99786,"date":"2026-10-28","provenance":"source"},"kev":{"dateAdded":"2022-02-15","dueDate":"2022-08-15","ransomware":true,"requiredAction":"The impacted product is end-of-life and should be disconnected if still in use.","notes":"https://nvd.nist.gov/vuln/detail/CVE-2018-15982","provenance":"source"},"vulncheckKev":{"dateAdded":"2018-11-29","exploitedFirstSeen":"2018-11-29","ransomware":true,"evidence":[{"url":"https://docs.google.com/spreadsheets/d/1lkNJ0uQwbeC1ZTRrxdtuPLCIl7mlUreoKfSIgajnSyY/edit","date":"2018-11-29"},{"url":"https://blogs.360.cn/post/PoisonNeedles_CVE-2018-15982_EN","date":"2018-12-05"},{"url":"https://www.africacybersecurityconference.com/document/CrowdStrike_GTR_2019.pdf","date":"2019-03-28"},{"url":"https://web.archive.org/web/20220227045141/https://risksense.com/wp-content/uploads/2019/09/RiskSense-Spotlight-Report-Ransomware.pdf","date":"2019-09-01"},{"url":"https://www.trendmicro.com/en_us/research/19/i/purple-fox-fileless-malware-with-rookit-component-delivered-by-rig-exploit-kit-now-abuses-powershell.html","date":"2019-09-09"},{"url":"https://blogs.360.cn/post/APT-C-34_Golden_Falcon.html","date":"2019-11-20"},{"url":"https://www.csk.gov.in/alerts/Maze_ransomware.html","date":"2020-04-21"},{"url":"https://unit42.paloaltonetworks.com/threat-brief-maze-ransomware-activities/","date":"2020-05-08"},{"url":"https://go.group-ib.com/rs/689-LRE-818/images/Group-IB_Ransomware_Uncovered_whitepaper_eng.pdf","date":"2020-05-27"},{"url":"https://know.netenrich.com/blog/maze-bitpaymer-and-doppelpaymer-know-your-malware-of-the-day/","date":"2020-09-08"}],"evidenceTotal":14,"provenance":"source"},"exploited":true,"otx":{"pulseCount":50,"pulses":[{"name":"Actively_Exploited_Kev | Oct 29, 2026","url":"https://otx.alienvault.com/pulse/6ae20c1db17e7057ae7d9ad1","created":"2026-10-28"},{"name":"Actively_Exploited_Kev | Oct 28, 2026","url":"https://otx.alienvault.com/pulse/6ae0ba7e0e2a97ff7b218819","created":"2026-10-27"},{"name":"Actively_Exploited_Kev | Oct 27, 2026","url":"https://otx.alienvault.com/pulse/6adf68b85c3e852f3c111d18","created":"2026-10-26"},{"name":"Actively_Exploited_Kev | Oct 24, 2026","url":"https://otx.alienvault.com/pulse/6adb740e397c3ad4799aa4cd","created":"2026-10-23"},{"name":"Actively_Exploited_Kev | Oct 23, 2026","url":"https://otx.alienvault.com/pulse/6ada236fcfba2dfa730ea482","created":"2026-10-22"},{"name":"Actively_Exploited_Kev | Oct 22, 2026","url":"https://otx.alienvault.com/pulse/6ad8d33a077cbb5cab524d80","created":"2026-10-21"},{"name":"Actively_Exploited_Kev | Oct 21, 2026","url":"https://otx.alienvault.com/pulse/6ad78130c4d1ac2be83a8b6d","created":"2026-10-20"},{"name":"Actively_Exploited_Kev | Oct 20, 2026","url":"https://otx.alienvault.com/pulse/6ad62f63c24a405a3423cc13","created":"2026-10-19"},{"name":"Actively_Exploited_Kev | Oct 19, 2026","url":"https://otx.alienvault.com/pulse/6ad4dda174e5797d0bd238b7","created":"2026-10-18"},{"name":"Actively_Exploited_Kev | Oct 18, 2026","url":"https://otx.alienvault.com/pulse/6ad38c22e1848f8189d1c121","created":"2026-10-17"}],"provenance":"machine"},"cwes":[{"id":"CWE-416","name":"Use After Free"}],"references":[{"url":"http://www.securityfocus.com/bid/106116","tags":["Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://access.redhat.com/errata/RHSA-2018:3795","tags":["Third Party Advisory"]},{"url":"https://helpx.adobe.com/security/products/flash-player/apsb18-42.html","tags":["Patch","Vendor Advisory"]},{"url":"https://www.exploit-db.com/exploits/46051/","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/bid/106116","tags":["Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://access.redhat.com/errata/RHSA-2018:3795","tags":["Third Party Advisory"]},{"url":"https://helpx.adobe.com/security/products/flash-player/apsb18-42.html","tags":["Patch","Vendor Advisory"]},{"url":"https://www.exploit-db.com/exploits/46051/","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://github.com/cisagov/vulnrichment/issues/195","tags":["Issue Tracking"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-15982","tags":["Third Party Advisory","US Government Resource"]}],"techniques":[{"id":"T1204.002","name":"Malicious File","tactics":["execution"],"provenance":"source","basis":"ctid-kev","bases":["ctid-kev"],"basisDetail":"CTID Mappings Explorer KEV 07/28/2025 (ATT&CK 16.1); capability: Use After Free","mappingType":"exploitation_technique","evidence":[],"comment":"This vulnerability is exploited via a maliciously-crafted Word document, which then extracts the adversary's RAT tool.","confidence":"high"},{"id":"T1105","name":"Ingress Tool Transfer","tactics":["command-and-control"],"provenance":"source","basis":"ctid-kev","bases":["ctid-kev"],"basisDetail":"CTID Mappings Explorer KEV 07/28/2025 (ATT&CK 16.1); capability: Use After Free","mappingType":"primary_impact","evidence":[],"comment":"This vulnerability is exploited via a maliciously-crafted Word document, which then extracts the adversary's RAT tool.","confidence":"high"}],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2018-7838","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2018-7838","exploited":true,"exploitedSince":"2022-02-15","provenance":"source"},"exploits":[{"id":46051,"url":"https://www.exploit-db.com/exploits/46051","title":"Adobe Flash ActiveX Plugin 28.0.0.137 - Remote Code Execution (PoC)","type":"local","platform":"windows","date":"2018-12-24","verified":false,"provenance":"source"}],"exploitSources":{"exploitdb":{"count":1,"earliest":"2018-12-24"},"pocGithub":{"count":7,"skipped":0,"earliest":"2018-12-05","earliestUrl":"https://github.com/FlatL1neAPT/CVE-2018-15982","repos":[{"name":"Ridter/CVE-2018-15982_EXP","url":"https://github.com/Ridter/CVE-2018-15982_EXP","stars":178,"created":"2018-12-10"},{"name":"scanfsec/CVE-2018-15982","url":"https://github.com/scanfsec/CVE-2018-15982","stars":29,"created":"2018-12-12"},{"name":"Ormicron/CVE-2018-15982_PoC","url":"https://github.com/Ormicron/CVE-2018-15982_PoC","stars":13,"created":"2018-12-06"},{"name":"jas502n/CVE-2018-15982_EXP_IE","url":"https://github.com/jas502n/CVE-2018-15982_EXP_IE","stars":12,"created":"2018-12-12"},{"name":"kphongagsorn/adobe-flash-cve2018-15982","url":"https://github.com/kphongagsorn/adobe-flash-cve2018-15982","stars":11,"created":"2018-12-11"}]},"first":{"date":"2018-12-05","source":"PoC-in-GitHub","url":"https://github.com/FlatL1neAPT/CVE-2018-15982"},"provenance":"source"},"exploitRefs":["https://www.exploit-db.com/exploits/46051/"],"flow":[{"stage":"exploitation","techniques":["T1204.002"],"provenance":"source"},{"stage":"primary","techniques":["T1105"],"provenance":"source"}],"timeline":[{"date":"2018-11-29","kind":"exploited-reported","label":"Exploitation first reported (VulnCheck KEV evidence)","url":"https://docs.google.com/spreadsheets/d/1lkNJ0uQwbeC1ZTRrxdtuPLCIl7mlUreoKfSIgajnSyY/edit","provenance":"source"},{"date":"2018-12-05","kind":"exploit-public","label":"First public exploit: PoC-in-GitHub; 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