{"metadata": {"vulnerability": "cve-2021-36647", "count": 27, "kinds": {"milestone": 6, "sighting": 2, "kev": 0, "other": 19}}, "data": [{"timestamp": "2021-07-12T00:00:00Z", "date_only": false, "value": "2021-07-12T00:00:00.000Z", "kind": "milestone", "label": "Reserved", "source": "cvelistv5", "record": "cve-2021-36647", "field": "cveMetadata.dateReserved"}, {"timestamp": "2023-01-04T00:00:00Z", "date_only": false, "value": "2023-01-04T00:00:00.000Z", "kind": "milestone", "label": "Published", "source": "csaf_microsoft \u00b7 MSRC_CVE-2021-36647", "record": "MSRC_CVE-2021-36647", "field": "document.tracking.initial_release_date"}, {"timestamp": "2023-01-17T00:00:00Z", "date_only": false, "value": "2023-01-17T00:00:00.000Z", "kind": "milestone", "label": "Published", "source": "cvelistv5", "record": "cve-2021-36647", "field": "cveMetadata.datePublished"}, {"timestamp": "2023-01-17T00:00:00Z", "date_only": false, "value": "2023-01-17T00:00:00.000Z", "kind": "other", "label": "Updated", 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"label": "Published", "source": "fkie_nvd \u00b7 FKIE_CVE-2021-36647", "record": "FKIE_CVE-2021-36647", "field": "published"}, {"timestamp": "2023-01-17T21:30:21Z", "date_only": false, "value": "2023-01-17T21:30:21Z", "kind": "milestone", "label": "Published", "source": "github \u00b7 GHSA-7WWM-8PRX-HPG2", "record": "GHSA-7WWM-8PRX-HPG2", "field": "published"}, {"timestamp": "2023-01-18T00:15:23Z", "date_only": false, "value": "2023-01-18T00:15:23.000000Z", "kind": "sighting", "label": "Seen", "source": "https://t.me/cibsecurity/56623", "record": "CVE-2021-36647", "field": "creation_timestamp", "uuid": "b576c6f3-9b46-4f1a-b339-7b72b8666f4f", "content": "\u203c CVE-2021-36647 \u203c\n\nUse of a Broken or Risky Cryptographic Algorithm in the function mbedtls_mpi_exp_mod() in lignum.c in Mbed TLS Mbed TLS all versions before 3.0.0, 2.27.0 or 2.16.11 allows attackers with access to precise enough timing and memory access information (typically an untrusted operating system attacking a secure enclave such as SGX or the TrustZone secure world) to recover the private keys used in RSA.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "url": "https://t.me/cibsecurity/56623"}, {"timestamp": "2023-01-23T00:00:00Z", "date_only": false, "value": "2023-01-23T00:00:00.000Z", "kind": "other", "label": "Advisory revision", "source": "csaf_microsoft \u00b7 MSRC_CVE-2021-36647", "record": "MSRC_CVE-2021-36647", "field": "document.tracking.revision_history.0.date"}, {"timestamp": "2023-01-23T00:00:00Z", "date_only": false, "value": "2023-01-23T00:00:00.000Z", "kind": "other", "label": "Date", "source": "csaf_microsoft \u00b7 MSRC_CVE-2021-36647", "record": "MSRC_CVE-2021-36647", "field": "vulnerabilities.0.remediations.0.date"}, {"timestamp": "2023-01-27T17:56:00Z", "date_only": false, "value": "2023-01-27T17:56Z", "kind": "other", "label": "Last Modified Date", "source": "gsd \u00b7 GSD-2021-36647", "record": "GSD-2021-36647", "field": "namespaces.nvd.nist.gov.lastModifiedDate"}, {"timestamp": "2023-12-13T01:23:16.241Z", "date_only": false, "value": "2023-12-13T01:23:16.241424Z", "kind": "other", "label": "Updated", "source": "gsd \u00b7 GSD-2021-36647", "record": "GSD-2021-36647", "field": "gsd.osvSchema.modified"}, {"timestamp": "2024-11-28T00:00:00Z", "date_only": false, "value": "2024-11-28T00:00:00.000Z", "kind": "other", "label": "Advisory revision", "source": "csaf_microsoft \u00b7 MSRC_CVE-2021-36647", "record": "MSRC_CVE-2021-36647", "field": "document.tracking.revision_history.1.date"}, {"timestamp": "2025-04-08T20:30:16.965Z", "date_only": false, "value": "2025-04-08T20:30:16.965859Z", "kind": "other", "label": "Recorded", "source": "cvelistv5 / CISA-ADP", "record": "cve-2021-36647", "field": "containers.adp.1.metrics.1.other.content.timestamp"}, {"timestamp": "2025-04-08T20:30:16.965Z", "date_only": false, "value": "2025-04-08T20:30:16.965859Z", "kind": "other", "label": "Recorded", "source": "fkie_nvd \u00b7 FKIE_CVE-2021-36647", "record": "FKIE_CVE-2021-36647", "field": "metrics.ssvcV203.0.ssvcData.timestamp"}, {"timestamp": "2025-04-08T20:31:32.007Z", "date_only": false, "value": "2025-04-08T20:31:32.007Z", "kind": "other", "label": "Updated", "source": "cvelistv5 / CISA-ADP", "record": "cve-2021-36647", "field": "containers.adp.1.providerMetadata.dateUpdated"}, {"timestamp": "2025-04-08T20:46:53Z", "date_only": false, "value": "2025-04-08T20:46:53.000000Z", "kind": "sighting", "label": "Published proof of concept", "source": "https://t.me/DarkWebInformer_CVEAlerts/11007", "record": "CVE-2021-36647", "field": "creation_timestamp", "uuid": "40f7732f-423c-4680-a6c7-3082f7198fff", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2021-36647\n\ud83d\udd25 CVSS Score: N/A\n\ud83d\udd39 Description: Use of a Broken or Risky Cryptographic Algorithm in the function mbedtls_mpi_exp_mod() in lignum.c in Mbed TLS Mbed TLS all versions before 3.0.0, 2.27.0 or 2.16.11 allows attackers with access to precise enough timing and memory access information (typically an untrusted operating system attacking a secure enclave such as SGX or the TrustZone secure world) to recover the private keys used in RSA.\n\ud83d\udccf Published: 2023-01-17T00:00:00.000Z\n\ud83d\udccf Modified: 2025-04-08T20:31:32.007Z\n\ud83d\udd17 References:\n1. https://kouzili.com/Load-Step.pdf\n2. https://github.com/ARMmbed/mbedtls/releases/\n3. https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2021-07-1", "url": "https://t.me/DarkWebInformer_CVEAlerts/11007"}, {"timestamp": "2025-11-03T19:26:11.739Z", "date_only": false, "value": "2025-11-03T19:26:11.739Z", "kind": "other", "label": "Updated", "source": "cvelistv5", "record": "cve-2021-36647", "field": "cveMetadata.dateUpdated"}, {"timestamp": "2025-11-03T19:26:11.739Z", "date_only": false, "value": "2025-11-03T19:26:11.739Z", "kind": "other", "label": "Updated", "source": 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"other", "label": "Document generated", "source": "csaf_microsoft \u00b7 MSRC_CVE-2021-36647", "record": "MSRC_CVE-2021-36647", "field": "document.tracking.generator.date"}, {"timestamp": "2026-04-22T07:40:06Z", "date_only": false, "value": "2026-04-22T07:40:06Z", "kind": "other", "label": "Updated", "source": "osv_ubuntu \u00b7 UBUNTU-CVE-2021-36647", "record": "UBUNTU-CVE-2021-36647", "field": "modified"}, {"timestamp": "2026-06-17T03:58:59.387Z", "date_only": false, "value": "2026-06-17T03:58:59.387", "kind": "other", "label": "Updated", "source": "fkie_nvd \u00b7 FKIE_CVE-2021-36647", "record": "FKIE_CVE-2021-36647", "field": "lastModified"}]}