{"metadata": {"vulnerability": "CVE-2021-48020", "count": 14, "kinds": {"milestone": 4, "sighting": 1, "kev": 0, "other": 9}, "linked_omitted": 0}, "data": [{"timestamp": "2021-04-16T00:00:00Z", "date_only": false, "value": "2021-04-16T00:00:00.000Z", "kind": "other", "label": "Made public", "source": "cvelistv5 / VulnCheck", "record": "CVE-2021-48020", "field": "containers.cna.datePublic", "metric_role": "disclosure", "metric_basis": "recorded_event"}, {"timestamp": "2026-10-20T21:52:06.584Z", "date_only": false, "value": "2026-10-20T21:52:06.584Z", "kind": "milestone", "label": "Reserved", "source": "cvelistv5", "record": "CVE-2021-48020", "field": "cveMetadata.dateReserved"}, {"timestamp": "2026-10-21T00:36:19.625Z", "date_only": false, "value": "2026-10-21T00:36:19.625Z", "kind": "milestone", "label": "Published", "source": "cvelistv5", "record": "CVE-2021-48020", "field": "cveMetadata.datePublished", "metric_role": "disclosure", "metric_basis": "recorded_event"}, {"timestamp": "2026-10-21T00:36:19.625Z", "date_only": false, "value": "2026-10-21T00:36:19.625Z", "kind": "other", "label": "Updated", "source": "cvelistv5 / VulnCheck", "record": "CVE-2021-48020", "field": "containers.cna.providerMetadata.dateUpdated"}, {"timestamp": "2026-10-21T01:17:19Z", "date_only": false, "value": "2026-10-21T01:17:19Z", "kind": "other", "label": "Nvd published at", "source": "github \u00b7 GHSA-VQ78-2J7F-9GQX", "record": "GHSA-VQ78-2J7F-9GQX", "field": "database_specific.nvd_published_at", "linked_record": true}, {"timestamp": "2026-10-21T01:17:19.300Z", "date_only": false, "value": "2026-10-21T01:17:19.300", "kind": "milestone", "label": "Published", "source": "fkie_nvd \u00b7 FKIE_CVE-2021-48020", "record": "FKIE_CVE-2021-48020", "field": "published", "metric_role": "disclosure", "metric_basis": "recorded_event", "linked_record": true}, {"timestamp": "2026-10-21T03:32:11Z", "date_only": false, "value": "2026-10-21T03:32:11Z", "kind": "milestone", "label": "Published", "source": "github \u00b7 GHSA-VQ78-2J7F-9GQX", "record": "GHSA-VQ78-2J7F-9GQX", "field": "published", "metric_role": "disclosure", "metric_basis": "recorded_event", "linked_record": true}, {"timestamp": "2026-10-21T03:32:12Z", "date_only": false, "value": "2026-10-21T03:32:12Z", "kind": "other", "label": "Updated", "source": "github \u00b7 GHSA-VQ78-2J7F-9GQX", "record": "GHSA-VQ78-2J7F-9GQX", "field": "modified", "linked_record": true}, {"timestamp": "2026-10-21T15:17:24.667Z", "date_only": false, "value": "2026-10-21T15:17:24.667870Z", "kind": "sighting", "label": "Seen", "source": "https://infosec.exchange/users/cve/statuses/117479561242614723", "record": "CVE-2021-48020", "field": "creation_timestamp", "uuid": "865981be-c93c-427e-ab9d-587333e8ab55", "content": "CVE-2021-48020 Vyper before 0.3.0 Memory Corruption via Internal Function Calls in Arrays Vyper from 0.1.0b4 before 0.3.0 contains a memory corruption vulnerability caused by an incorrect stack tip pointer when internal function calls are performed inside arrays. Contracts placing internal calls in nested array elements, external call arguments, struct literals, or raw_log topics can have memory corrupted, producing incorrect contract behavior.\nhttps://www.cve.org/CVERecord?id=CVE-2021-48020https://github.com/vyperlang/vyper/security/advisories/GHSA-22wc-c9wj-6q2vhttps://www.vulncheck.com/advisories/vyper-before-0.3.0-memory-corruption-via-internal-function-calls-in-arrays#vyperlang #vyper#CVE_2021_48020#bot", "url": "https://infosec.exchange/users/cve/statuses/117479561242614723"}, {"timestamp": "2026-10-28T15:05:10.406Z", "date_only": false, "value": "2026-10-28T15:05:10.406638Z", "kind": "other", "label": "Recorded", "source": "cvelistv5 / CISA-ADP", "record": "CVE-2021-48020", "field": "containers.adp.0.metrics.0.other.content.timestamp"}, {"timestamp": "2026-10-28T15:05:10.406Z", "date_only": false, "value": "2026-10-28T15:05:10.406638Z", "kind": "other", "label": "Recorded", "source": "fkie_nvd \u00b7 FKIE_CVE-2021-48020", "record": "FKIE_CVE-2021-48020", "field": "metrics.ssvcV203.0.ssvcData.timestamp", "linked_record": true}, {"timestamp": "2026-10-28T15:11:17.839Z", "date_only": false, "value": "2026-10-28T15:11:17.839Z", "kind": "other", "label": "Updated", "source": "cvelistv5", "record": "CVE-2021-48020", "field": "cveMetadata.dateUpdated"}, {"timestamp": "2026-10-28T15:11:17.839Z", "date_only": false, "value": "2026-10-28T15:11:17.839Z", "kind": "other", "label": "Updated", "source": "cvelistv5 / CISA-ADP", "record": "CVE-2021-48020", "field": "containers.adp.0.providerMetadata.dateUpdated"}, {"timestamp": "2026-10-28T16:16:59.973Z", "date_only": false, "value": "2026-10-28T16:16:59.973", "kind": "other", "label": "Updated", "source": "fkie_nvd \u00b7 FKIE_CVE-2021-48020", "record": "FKIE_CVE-2021-48020", "field": "lastModified", "linked_record": true}], "metrics": {"as_of": "2026-11-12T13:31:09.620Z", "anchors": {"origin": {"timestamp": "2021-04-16T00:00:00Z", "date_only": false, "value": "2021-04-16T00:00:00.000Z", "kind": "other", "label": "Made public", "source": "cvelistv5 / VulnCheck", "record": "CVE-2021-48020", "field": "containers.cna.datePublic", "metric_role": "disclosure", "metric_basis": "recorded_event"}, "discovery": null, "report": null, "acknowledgement": null, "disclosure": {"timestamp": "2021-04-16T00:00:00Z", "date_only": false, "value": "2021-04-16T00:00:00.000Z", "kind": "other", "label": "Made public", "source": "cvelistv5 / VulnCheck", "record": "CVE-2021-48020", "field": "containers.cna.datePublic", "metric_role": "disclosure", "metric_basis": "recorded_event"}, "exploit_publication": null, "exploitation": null, "patch": null}, "vendor_response_time": {"available": false, "missing": ["start", "end"]}, "time_to_exploit": {"available": false, "missing": ["end"]}, "disclosure_to_exploit": {"available": false, "missing": ["end"]}, "disclosure_to_exploit_publication": {"available": false, "missing": ["end"]}, "time_to_patch": {"available": false, "missing": ["start", "end"]}, "total_time_to_patch": {"available": false, "missing": ["start", "end"]}, "disclosure_to_patch": {"available": false, "missing": ["end"]}, "time_unpatched": {"available": true, "seconds": 175959069.620693, "hours": 48877.51933908139, "days": 2036.5633057950579, "min_seconds": 175872669.620693, "max_seconds": 175959069.620693, "approximate": true, "ongoing": true, "order_known": true, "batch_listing": false, "end_before_start": false, "start": {"timestamp": "2021-04-16T00:00:00Z", "date_only": false, "value": "2021-04-16T00:00:00.000Z", "kind": "other", "label": "Made public", "source": "cvelistv5 / VulnCheck", "record": "CVE-2021-48020", "field": "containers.cna.datePublic", "metric_role": "disclosure", "metric_basis": "recorded_event"}, "end": {"timestamp": "2026-11-12T13:31:09.620Z", "date_only": false, "label": "As of", "source": "Calculation clock"}}, "exploitation_to_patch": {"available": false, "missing": ["start"]}, "exploit_publication_to_patch": {"available": false, "missing": ["start"]}}}
