{"id":"CVE-2018-4877","aliases":["EUVD-2018-16662","GHSA-hcf8-mxwr-h337","MGASA-2018-0120","RHSA-2018:0285","UBUNTU-CVE-2018-4877"],"status":"published","title":"A use-after-free vulnerability was discovered in Adobe Flash Player before 28.0.0.161. This...","description":"A use-after-free vulnerability was discovered in Adobe Flash Player before 28.0.0.161. This vulnerability occurs due to a dangling pointer in the Primetime SDK related to media player's quality of service functionality. A successful attack can lead to arbitrary code execution.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.08349,"percentile":0.94995,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-416"],"published":"2018-02-06T20:00:00Z","modified":"2026-06-29T10:19:09Z","fixes":[{"ecosystem":"Ubuntu:14.04:LTS","package":"flashplugin-nonfree","fixed_in":["28.0.0.161ubuntu0.14.04.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:16.04:LTS","package":"flashplugin-nonfree","fixed_in":["28.0.0.161ubuntu0.16.04.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Mageia:6","package":"flash-player-plugin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"28.0.0.161-1.mga6.nonfree"}]}],"bundled":2},{"source":"osv","ecosystem":"Red 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Advisory","web","article","report"]},{"url":"https://access.redhat.com/errata/RHSA-2018:0285","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred","Third Party Advisory","advisory"]},{"url":"http://www.securityfocus.com/bid/102930","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-4877","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-hcf8-mxwr-h337"},{"url":"https://advisories.mageia.org/MGASA-2018-0120.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=22534","tags":["report"]},{"url":"https://access.redhat.com/security/updates/classification/#critical","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1541981","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2018/rhsa-2018_0285.json","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2018-4877","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-4877","tags":["advisory","report"]},{"url":"https://access.redhat.com/security/cve/CVE-2018-4878","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-4878","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-4878","tags":["advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","tags":["article"]},{"url":"https://ubuntu.com/security/CVE-2018-4877","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2018-4877","description":"A use-after-free vulnerability was discovered in Adobe Flash Player before 28.0.0.161. This vulnerability occurs due to a dangling pointer in the Primetime SDK related to media player's quality of service functionality. A successful attack can lead to arbitrary code execution.","status":"published","published":"2018-02-06T20:00:00Z","modified":"2024-08-05T05:18:26.666Z","updated_at":"2026-11-02T14:35:08.024147Z"}],"euvd":[{"id":"EUVD-2018-16662","description":"A use-after-free vulnerability was discovered in Adobe Flash Player before 28.0.0.161. This vulnerability occurs due to a dangling pointer in the Primetime SDK related to media player's quality of service functionality. A successful attack can lead to arbitrary code execution.","status":"published","published":"2018-02-06T20:00:00Z","modified":"2024-08-05T05:18:26Z","updated_at":"2026-11-03T02:40:12.722721Z"}],"ghsa":[{"id":"GHSA-hcf8-mxwr-h337","title":"A use-after-free vulnerability was discovered in Adobe Flash Player before 28.0.0.161. This...","description":"A use-after-free vulnerability was discovered in Adobe Flash Player before 28.0.0.161. This vulnerability occurs due to a dangling pointer in the Primetime SDK related to media player's quality of service functionality. A successful attack can lead to arbitrary code execution.","status":"published","published":"2022-05-13T01:06:31Z","modified":"2023-02-01T05:03:01Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:50:00.448052Z"}],"nvd":[{"id":"CVE-2018-4877","description":"A use-after-free vulnerability was discovered in Adobe Flash Player before 28.0.0.161. This vulnerability occurs due to a dangling pointer in the Primetime SDK related to media player's quality of service functionality. A successful attack can lead to arbitrary code execution.","status":"published","published":"2018-02-06T21:29:00.253Z","modified":"2026-06-17T01:59:12.277Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:04:22.897995Z"}],"osv":[{"id":"RHSA-2018:0285","title":"Red Hat Security Advisory: flash-plugin security update","status":"published","published":"2024-09-13T12:53:44Z","modified":"2026-06-29T10:19:09Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:04.822845Z"},{"id":"UBUNTU-CVE-2018-4877","description":"A use-after-free vulnerability was discovered in Adobe Flash Player before 28.0.0.161. This vulnerability occurs due to a dangling pointer in the Primetime SDK related to media player's quality of service functionality. A successful attack can lead to arbitrary code execution.","status":"published","published":"2018-02-06T21:29:00Z","modified":"2025-07-16T07:38:44.423612Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:54:18.33562Z"},{"id":"MGASA-2018-0120","title":"Updated flash-player-plugin packages fix security vulnerability","description":"Adobe Flash Player 28.0.0.161 addresses critical use-after-free\nvulnerabilities that could lead to remote code execution (CVE-2018-4877,\nCVE-2018-4878). Successful exploitation could potentially allow an\nattacker to take control of the affected system.\n\nAdobe is aware of a report that an exploit for CVE-2018-4878 exists in the\nwild, and is being used in limited, targeted attacks against Windows users.\nThese attacks leverage Office documents with embedded malicious Flash\ncontent distributed via email.\n","status":"published","published":"2018-02-07T13:50:37Z","modified":"2026-04-16T06:25:45.10172566Z","updated_at":"2026-11-02T15:49:40.442238Z"}]}}