{"metadata": {"vulnerability": "cve-2021-3492", "count": 31, "kinds": {"milestone": 6, "sighting": 8, "kev": 0, "other": 17}}, "data": [{"timestamp": "2021-04-09T00:00:00Z", "date_only": false, "value": "2021-04-09T00:00:00.000Z", "kind": "milestone", "label": "Reserved", "source": "cvelistv5", "record": "cve-2021-3492", "field": "cveMetadata.dateReserved"}, {"timestamp": "2021-04-15T00:00:00Z", "date_only": false, "value": "2021-04-15T00:00:00.000Z", "kind": "other", "label": "DATE PUBLIC", "source": "cvelistv5 / canonical", "record": "cve-2021-3492", "field": "containers.cna.x_legacyV4Record.CVE_data_meta.DATE_PUBLIC"}, {"timestamp": "2021-04-15T00:00:00Z", "date_only": false, "value": "2021-04-15T00:00:00.000Z", "kind": "other", "label": "DATE PUBLIC", "source": "gsd \u00b7 GSD-2021-3492", "record": "GSD-2021-3492", "field": "namespaces.cve.org.CVE_data_meta.DATE_PUBLIC"}, {"timestamp": "2021-04-15T00:00:00Z", "date_only": false, "value": "2021-04-15T00:00:00.000Z", "kind": "other", "label": "Made public", "source": "cvelistv5 / canonical", "record": "cve-2021-3492", "field": "containers.cna.datePublic"}, {"timestamp": "2021-04-15T17:00:00Z", "date_only": false, "value": "2021-04-15T17:00:00Z", "kind": "milestone", "label": "Published", "source": "osv_ubuntu \u00b7 UBUNTU-CVE-2021-3492", "record": "UBUNTU-CVE-2021-3492", "field": "published"}, {"timestamp": "2021-04-16T00:00:00Z", "date_only": false, "value": "2021-04-16T00:00:00", "kind": "other", "label": "Last revision date", "source": "certfr_avis \u00b7 CERTFR-2021-AVI-277", "record": "CERTFR-2021-AVI-277", "field": "last_revision_date"}, {"timestamp": "2021-04-16T00:00:00Z", "date_only": false, "value": "2021-04-16T00:00:00", "kind": "milestone", "label": "Published", "source": "certfr_avis \u00b7 CERTFR-2021-AVI-277", "record": "CERTFR-2021-AVI-277", "field": "initial_release_date"}, {"timestamp": "2021-04-16T00:00:00Z", "date_only": false, "value": "2021-04-16T00:00:00.000000", "kind": "other", "label": "Revision date", "source": "certfr_avis \u00b7 CERTFR-2021-AVI-277", "record": "CERTFR-2021-AVI-277", "field": "revisions.0.revision_date"}, {"timestamp": "2021-04-17T04:20:16.011Z", "date_only": false, "value": "2021-04-17T04:20:16.011Z", "kind": "milestone", "label": "Published", "source": "cvelistv5", "record": "cve-2021-3492", "field": "cveMetadata.datePublished"}, {"timestamp": "2021-04-17T05:15:00Z", "date_only": false, "value": "2021-04-17T05:15:00Z", "kind": "other", "label": "Nvd published at", "source": "github \u00b7 GHSA-HR5J-7QJ8-MPP3", "record": "GHSA-HR5J-7QJ8-MPP3", "field": "database_specific.nvd_published_at"}, {"timestamp": "2021-04-17T05:15:00Z", "date_only": false, "value": "2021-04-17T05:15Z", "kind": "other", "label": "Published Date", "source": "gsd \u00b7 GSD-2021-3492", "record": "GSD-2021-3492", "field": "namespaces.nvd.nist.gov.publishedDate"}, {"timestamp": "2021-04-17T05:15:13.113Z", "date_only": false, "value": "2021-04-17T05:15:13.113", "kind": "milestone", "label": "Published", "source": "fkie_nvd \u00b7 FKIE_CVE-2021-3492", "record": "FKIE_CVE-2021-3492", "field": "published"}, {"timestamp": "2021-04-21T00:00:00Z", "date_only": true, "value": "2021-04-21", "kind": "other", "label": "Submit Time", "source": "cnvd \u00b7 CNVD-2021-29847", "record": "CNVD-2021-29847", "field": "submitTime"}, {"timestamp": "2021-04-22T00:00:00Z", "date_only": true, "value": "2021-04-22", "kind": "other", "label": "Open Time", "source": "cnvd \u00b7 CNVD-2021-29847", "record": "CNVD-2021-29847", "field": "openTime"}, {"timestamp": "2021-05-18T17:06:14Z", "date_only": false, "value": "2021-05-18T17:06:14.000Z", "kind": "other", "label": "Updated", "source": "cvelistv5 / canonical", "record": "cve-2021-3492", "field": "containers.cna.providerMetadata.dateUpdated"}, {"timestamp": "2021-05-21T16:08:00Z", "date_only": false, "value": "2021-05-21T16:08Z", "kind": "other", "label": "Last Modified Date", "source": "gsd \u00b7 GSD-2021-3492", "record": "GSD-2021-3492", "field": "namespaces.nvd.nist.gov.lastModifiedDate"}, {"timestamp": "2021-07-14T11:53:37Z", "date_only": false, "value": "2021-07-14T11:53:37.000000Z", "kind": "sighting", "label": "Published proof of concept", "source": "https://t.me/linkersec/95", "record": "CVE-2021-3492", "field": "creation_timestamp", "uuid": "ad6a5bd5-d224-46de-a3ca-ab2d01965ce5", "content": "Exploitation of a double free vulnerability in Ubuntu shiftfs driver \n\nA very detailed article by Vincent Dehors. The author describes his exploit for Pwn2Own Vancouver, where he got LPE on Ubuntu Groovy 20.10.\n\nhttps://www.synacktiv.com/publications/exploitation-of-a-double-free-vulnerability-in-ubuntu-shiftfs-driver-cve-2021-3492.html", "url": "https://t.me/linkersec/95"}, {"timestamp": "2022-05-24T17:47:46Z", "date_only": false, "value": "2022-05-24T17:47:46Z", "kind": "milestone", "label": "Published", "source": "github \u00b7 GHSA-HR5J-7QJ8-MPP3", "record": "GHSA-HR5J-7QJ8-MPP3", "field": "published"}, {"timestamp": "2022-05-24T17:47:46Z", "date_only": false, "value": "2022-05-24T17:47:46Z", "kind": "other", "label": "Updated", "source": "github \u00b7 GHSA-HR5J-7QJ8-MPP3", "record": "GHSA-HR5J-7QJ8-MPP3", "field": "modified"}, {"timestamp": "2023-12-13T01:23:34.696Z", "date_only": false, "value": "2023-12-13T01:23:34.696226Z", "kind": "other", "label": "Updated", "source": "gsd \u00b7 GSD-2021-3492", "record": "GSD-2021-3492", "field": "gsd.osvSchema.modified"}, {"timestamp": "2024-01-12T15:00:10Z", "date_only": false, "value": "2024-01-12T15:00:10.000000Z", "kind": "sighting", "label": "Published proof of concept", "source": "https://t.me/CyberSecurityTechnologies/3835", "record": "CVE-2021-3492", "field": "creation_timestamp", "uuid": "b7c2b23e-efb8-46a8-bf90-616a2673251e", "content": "#exploit\n1. Windows10 21H1 - CreateProcessWithLogon Write Restricted Service EoP\nhttps://bugs.chromium.org/p/project-zero/issues/detail?id=2194\n\n2. Exploitation of a Double Free Vulnerability in Ubuntu ShiftFS Driver (CVE-2021-3492)\nhttps://www.synacktiv.com/publications/exploitation-of-a-double-free-vulnerability-in-ubuntu-shiftfs-driver-cve-2021-3492.html\n]-> PoC: https://github.com/synacktiv/CVE-2021-3492/blob/master/exploit/main.c", "url": "https://t.me/CyberSecurityTechnologies/3835"}, {"timestamp": "2024-08-03T16:53:17.692Z", "date_only": false, "value": "2024-08-03T16:53:17.692Z", "kind": "other", "label": "Updated", "source": "cvelistv5 / CVE", "record": "cve-2021-3492", "field": "containers.adp.0.providerMetadata.dateUpdated"}, {"timestamp": "2024-09-17T03:54:52.527Z", "date_only": false, "value": "2024-09-17T03:54:52.527Z", "kind": "other", "label": "Updated", "source": "cvelistv5", "record": "cve-2021-3492", "field": "cveMetadata.dateUpdated"}, {"timestamp": "2026-06-17T04:05:12.033Z", "date_only": false, "value": "2026-06-17T04:05:12.033", "kind": "other", "label": "Updated", "source": "fkie_nvd \u00b7 FKIE_CVE-2021-3492", "record": "FKIE_CVE-2021-3492", "field": "lastModified"}, {"timestamp": "2026-07-29T12:02:55.554Z", "date_only": false, "value": "2026-07-29T12:02:55.554098Z", "kind": "sighting", "label": "Seen", "source": "https://t.me/reverseame/1394", "record": "CVE-2021-3492", "field": "creation_timestamp", "uuid": "ae10e0ef-3d47-4527-9004-e7c134963638", "url": "https://t.me/reverseame/1394"}, {"timestamp": "2026-07-30T01:02:00.471Z", "date_only": false, "value": "2026-07-30T01:02:00.471507Z", "kind": "sighting", "label": "Seen", "source": "https://t.me/reverseame/1394", "record": "CVE-2021-3492", "field": "creation_timestamp", "uuid": "86ad985a-20ac-449b-88da-7707ca20f74e", "url": "https://t.me/reverseame/1394"}, {"timestamp": "2026-08-03T08:00:04.071Z", "date_only": false, "value": "2026-08-03T08:00:04.071224Z", "kind": "sighting", "label": "Published proof of concept", "source": "https://t.me/reverseame/1394", "record": "CVE-2021-3492", "field": "creation_timestamp", "uuid": "16e4106a-af36-4c01-bfff-16df130e3111", "url": "https://t.me/reverseame/1394"}, {"timestamp": "2026-08-04T00:00:45.776Z", "date_only": false, "value": "2026-08-04T00:00:45.776784Z", "kind": "sighting", "label": "Published proof of concept", "source": "https://t.me/reverseame/1394", "record": "CVE-2021-3492", "field": "creation_timestamp", "uuid": "60c1c0d4-8ddf-4b3c-80a0-7cf29319b403", "url": "https://t.me/reverseame/1394"}, {"timestamp": "2026-09-01T17:00:46.189Z", "date_only": false, "value": "2026-09-01T17:00:46.189598Z", "kind": "sighting", "label": "Seen", "source": "https://t.me/cissp/3788", "record": "CVE-2021-3492", "field": "creation_timestamp", "uuid": "24ee9d06-d320-47c3-9482-eaccdd6a7a5d", "url": "https://t.me/cissp/3788"}, {"timestamp": "2026-09-11T01:00:04.413Z", "date_only": false, "value": "2026-09-11T01:00:04.413705Z", "kind": "sighting", "label": "Published proof of concept", "source": "https://t.me/cissp/3788", "record": "CVE-2021-3492", "field": "creation_timestamp", "uuid": "9b3cfdac-51e9-4d3a-a87a-667d78cd725b", "url": "https://t.me/cissp/3788"}, {"timestamp": "2026-09-30T14:30:37Z", "date_only": false, "value": "2026-09-30T14:30:37Z", "kind": "other", "label": "Updated", "source": "osv_ubuntu \u00b7 UBUNTU-CVE-2021-3492", "record": "UBUNTU-CVE-2021-3492", "field": "modified"}]}