{"vulnerability": "cve-2021-31199", "sightings": [{"uuid": "12c883e3-8f70-4c5f-aedb-dd257c840ee3", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-31199", "type": "seen", "source": "MISP/f5030aca-7d5a-43a4-ae03-8f4ac8e85422", "content": "", "creation_timestamp": "2021-11-08T08:58:18.000000Z"}, {"uuid": "3f4b346a-077a-49be-a0db-ebb79f756e94", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-31199", "type": "seen", "source": "MISP/3c19819c-1dac-4ef2-bfed-be5efa7e0123", "content": "", "creation_timestamp": "2021-11-20T09:53:52.000000Z"}, {"uuid": "c1b6fe57-cca3-4d9b-9a4d-d8fabffdfbfd", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-31199", "type": "seen", "source": "MISP/31444f14-211f-42e7-b9a5-50413099a216", "content": "", "creation_timestamp": "2022-08-04T14:55:30.000000Z"}, {"uuid": "2e3194b8-7f30-4136-aa84-e8a9f5265bc9", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-31199", "type": "seen", "source": "MISP/dea3b832-cc32-459f-af9b-a727b94790a4", "content": "", "creation_timestamp": "2024-11-14T06:09:06.000000Z"}, {"uuid": "cec1bb41-20aa-4d86-b48d-ff73366ba97a", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-31199", "type": "seen", "source": "https://feedsin.space/feed/CISAKevBot/items/2971037", "content": "", "creation_timestamp": "2024-12-24T20:23:23.065791Z"}, {"uuid": "eb9d5a03-4b87-47f2-b727-4621ed0c6829", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-31199", "type": "seen", "source": "MISP/3c19819c-1dac-4ef2-bfed-be5efa7e0123", "content": "", "creation_timestamp": "2025-02-23T02:09:55.000000Z"}, {"uuid": "33096cdf-0f67-4185-b53e-89b642ed869f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2021-31199", "type": "seen", "source": "https://www.govcert.gov.hk/en/alerts_detail.php?id=593", "content": "", "creation_timestamp": "2021-06-09T04:00:00.000000Z"}, {"uuid": "c0646687-1a53-46dd-8672-540e9d11a1b9", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "af0120d0-3dac-4a6a-974b-a9f33d2a9846", "vulnerability": "CVE-2021-31199", "type": "exploited", "source": "https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/47620fe3-6f58-467f-912f-89ae4207bf97", "content": "", "creation_timestamp": "2026-02-02T12:28:49.599559Z"}, {"uuid": "38dbf960-a793-4bdd-b24f-94886ed5659d", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-31199", "type": "seen", "source": "https://t.me/alexmakus/4121", "content": "\u0411\u043e\u043b\u044c\u0448\u043e\u0435 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0434\u043b\u044f Microsoft Windows, \u0432\u043a\u043b\u044e\u0447\u0430\u044f 6 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439 \u043d\u0443\u043b\u0435\u0432\u043e\u0433\u043e \u0434\u043d\u044f (\u043d\u0443, \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0439 \u043a \u043d\u0438\u043c, \u043a\u043e\u043d\u0435\u0447\u043d\u043e \u0436\u0435)\n\n\u2013CVE-2021-33742, a remote code execution bug in a Windows HTML component.\n\u2013CVE-2021-31955, an information disclosure bug in the Windows Kernel\n\u2013CVE-2021-31956, an elevation of privilege flaw in Windows NTFS\n\u2013CVE-2021-33739, an elevation of privilege flaw in the Microsoft Desktop Window Manager\n\u2013CVE-2021-31201, an elevation of privilege flaw in the Microsoft Enhanced Cryptographic Provider\n\u2013CVE-2021-31199, an elevation of privilege flaw in the Microsoft Enhanced Cryptographic Provider\n\nhttps://krebsonsecurity.com/2021/06/microsoft-patches-six-zero-day-security-holes/", "creation_timestamp": "2021-06-09T04:51:08.000000Z"}, {"uuid": "6c19228c-5736-4d52-96d1-680a5a53ff9a", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-31199", "type": "published-proof-of-concept", "source": "Telegram/7XG3Qhyveq0sd-sorvBusAou1bYnK4tFO-cr4qbsp7Vd2w0", "content": "", "creation_timestamp": "2024-08-28T07:50:25.000000Z"}, {"uuid": "ce40e888-eba3-4112-8129-d0e5103398f3", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-31199", "type": "seen", "source": "https://t.me/true_secator/3227", "content": "Microsoft \u0430\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0440\u043e\u0432\u0430\u043b\u0438 Knotweed \u0430\u0432\u0441\u0442\u0440\u0438\u0439\u0441\u043a\u043e\u043c\u0443 \u043f\u043e\u0441\u0442\u0430\u0432\u0449\u0438\u043a\u0443 \u0448\u043f\u0438\u043e\u043d\u0441\u043a\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f DSIRF, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043d\u0430\u0446\u0435\u043b\u0435\u043d \u043d\u0430 \u0435\u0432\u0440\u043e\u043f\u0435\u0439\u0441\u043a\u0438\u0435 \u0438 \u0446\u0435\u043d\u0442\u0440\u0430\u043b\u044c\u043d\u043e\u0430\u043c\u0435\u0440\u0438\u043a\u0430\u043d\u0441\u043a\u0438\u0435 \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u043d\u0430\u0431\u043e\u0440\u0430 \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u044b\u0445 \u041f\u041e Subzero.\n\nDSIRF \u043f\u043e\u0437\u0438\u0446\u0438\u043e\u043d\u0438\u0440\u0443\u0435\u0442\u00a0\u0441\u0435\u0431\u044f\u00a0\u043a\u0430\u043a \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u044e, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u043a\u043e\u0440\u043f\u043e\u0440\u0430\u0446\u0438\u044f\u043c \u0443\u0441\u043b\u0443\u0433\u0438 \u0432 \u0441\u0444\u0435\u0440\u0435 \u0418\u0411, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u043f\u0435\u043d\u0438\u0441\u0442, \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u043d\u0438\u044f, \u043a\u0440\u0438\u043c\u0438\u043d\u0430\u043b\u0438\u0441\u0442\u0438\u043a\u0443 \u0438 OSINT.\n\n\u0422\u0435\u043c \u043d\u0435 \u043c\u0435\u043d\u0435\u0435, \u0440\u0435\u0441\u0435\u0447\u0440\u0435\u0440\u044b \u0443\u0431\u0435\u0436\u0434\u0435\u043d\u044b \u0432 \u0442\u043e\u043c, \u0447\u0442\u043e \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u044f \u0441\u0442\u043e\u0438\u0442 \u0437\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u043e\u0439 \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u043e\u0433\u043e \u041f\u041e Subzero, \u043a\u043e\u0442\u043e\u0440\u043e\u0435 \u0435\u0433\u043e \u043a\u043b\u0438\u0435\u043d\u0442\u044b \u043c\u043e\u0433\u0443\u0442 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u0434\u043b\u044f \u0432\u0437\u043b\u043e\u043c\u0430 \u0442\u0435\u043b\u0435\u0444\u043e\u043d\u043e\u0432, \u043a\u043e\u043c\u043f\u044c\u044e\u0442\u0435\u0440\u043e\u0432, \u0441\u0435\u0442\u0435\u0432\u044b\u0445 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432 \u0438 \u0434\u0435\u0432\u0430\u0439\u0441\u043e\u0432, \u043f\u043e\u0434\u043a\u043b\u044e\u0447\u0435\u043d\u043d\u044b\u0445 \u043a \u0418\u043d\u0442\u0435\u0440\u043d\u0435\u0442\u0443.\n\n\u0410\u043d\u0430\u043b\u0438\u0437\u0438\u0440\u0443\u044f DNS \u043f\u0440\u0438 \u0440\u0430\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u043d\u0438\u0438 \u0430\u0442\u0430\u043a Knotweed, \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u044f RiskIQ \u0442\u0430\u043a\u0436\u0435 \u043e\u0431\u043d\u0430\u0440\u0443\u0436\u0438\u043b\u0430, \u0447\u0442\u043e \u0438\u043d\u0444\u0440\u0430\u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0430, \u0430\u043a\u0442\u0438\u0432\u043d\u043e \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u044e\u0449\u0430\u044f \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u043e\u0435 \u041f\u041e \u0441 \u0444\u0435\u0432\u0440\u0430\u043b\u044f 2020 \u0433\u043e\u0434\u0430, \u0441\u0432\u044f\u0437\u0430\u043d\u0430 \u0441 DSIRF, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u0435\u0433\u043e \u043e\u0444\u0438\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0439 \u0432\u0435\u0431-\u0441\u0430\u0439\u0442 \u0438 \u0434\u043e\u043c\u0435\u043d\u044b, \u043a\u043e\u0442\u043e\u0440\u044b\u0435, \u0432\u0435\u0440\u043e\u044f\u0442\u043d\u043e, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043b\u0438\u0441\u044c \u0434\u043b\u044f \u043e\u0442\u043b\u0430\u0434\u043a\u0438 \u0438 \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043a\u0438 \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u043e\u0433\u043e \u041f\u041e Subzero.\n\nMMSTIC \u0442\u0430\u043a\u0436\u0435 \u043e\u0431\u043d\u0430\u0440\u0443\u0436\u0438\u043b \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u0435 \u0441\u0432\u044f\u0437\u0438 \u043c\u0435\u0436\u0434\u0443 DSIRF \u0438 \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u044b\u043c\u0438 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u043c\u0438, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u044b\u043c\u0438 \u0432 \u0430\u0442\u0430\u043a\u0430\u0445 Knotweed.\n\n\u041a \u043d\u0438\u043c \u043e\u0442\u043d\u043e\u0441\u044f\u0442\u0441\u044f \u0438\u043d\u0444\u0440\u0430\u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0430 \u04212, \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u0430\u044f \u0441 DSIRF \u0443\u0447\u0435\u0442\u043d\u0430\u044f \u0437\u0430\u043f\u0438\u0441\u044c GitHub, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0432\u0448\u0430\u044f\u0441\u044f \u0432 \u043e\u0434\u043d\u043e\u0439 \u0438\u0437 \u0430\u0442\u0430\u043a, \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442 \u043f\u043e\u0434\u043f\u0438\u0441\u0438 \u043a\u043e\u0434\u0430, \u0432\u044b\u0434\u0430\u043d\u043d\u044b\u0439 DSIRF, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0442\u0430\u043a\u0436\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043b\u0441\u044f \u0434\u043b\u044f \u043f\u043e\u0434\u043f\u0438\u0441\u0438 \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442\u0430 \u0438 \u0434\u0440\u0443\u0433\u0438\u0435.\n\n\u041d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0430\u0442\u0430\u043a\u0438 Knotweed \u0431\u044b\u043b\u0438 \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u044b \u043d\u0430 \u044e\u0440\u0438\u0434\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u0444\u0438\u0440\u043c\u044b, \u0431\u0430\u043d\u043a\u0438 \u0438 \u0441\u0442\u0440\u0430\u0442\u0435\u0433\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u043a\u043e\u043d\u0441\u0430\u043b\u0442\u0438\u043d\u0433\u043e\u0432\u044b\u0435 \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u043f\u043e \u0432\u0441\u0435\u043c\u0443 \u043c\u0438\u0440\u0443, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u0410\u0432\u0441\u0442\u0440\u0438\u044e, \u0412\u0435\u043b\u0438\u043a\u043e\u0431\u0440\u0438\u0442\u0430\u043d\u0438\u044e \u0438 \u041f\u0430\u043d\u0430\u043c\u0443. \u041f\u0440\u0438 \u044d\u0442\u043e\u043c \u0436\u0435\u0440\u0442\u0432\u044b Subzero \u0443\u0441\u043b\u0443\u0433\u0438 \u0432 DSIRF \u0435\u0441\u0442\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u043e \u043d\u0435 \u0437\u0430\u043a\u0430\u0437\u044b\u0432\u0430\u043b\u0438.\n\n\u041d\u0430 \u0441\u043a\u043e\u043c\u043f\u0440\u043e\u043c\u0435\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0445 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430\u0445 \u0437\u043b\u043e\u0443\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u0438\u043a\u0438 \u0440\u0430\u0437\u0432\u043e\u0440\u0430\u0447\u0438\u0432\u0430\u043b\u0438 Corelump, \u043e\u0441\u043d\u043e\u0432\u043d\u0443\u044e \u043f\u043e\u043b\u0435\u0437\u043d\u0443\u044e \u043d\u0430\u0433\u0440\u0443\u0437\u043a\u0443, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u0437\u0430\u043f\u0443\u0441\u043a\u0430\u043b\u0430\u0441\u044c \u0438\u0437 \u043f\u0430\u043c\u044f\u0442\u0438 \u0434\u043b\u044f \u0443\u0445\u043e\u0434\u0430 \u043e\u0442 \u043e\u0431\u043d\u0430\u0440\u0443\u0436\u0435\u043d\u0438\u044f, \u0438 Jumplump, \u0437\u0430\u0433\u0440\u0443\u0437\u0447\u0438\u043a \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u044b\u0445 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0438 \u043f\u043e\u0434\u0433\u0440\u0443\u0436\u0430\u043b Corelump.\n\n\u041f\u0440\u0438 \u044d\u0442\u043e\u043c Subzero \u0438\u043c\u0435\u0435\u0442 \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u043e \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0435\u0439, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u0444\u0438\u043a\u0441\u0430\u0446\u0438\u044e \u043d\u0430\u0436\u0430\u0442\u0438\u0439 \u043a\u043b\u0430\u0432\u0438\u0430\u0442\u0443\u0440\u044b, \u0437\u0430\u0445\u0432\u0430\u0442 \u0441\u043d\u0438\u043c\u043a\u043e\u0432 \u044d\u043a\u0440\u0430\u043d\u0430, \u044d\u043a\u0441\u0444\u0438\u043b\u044c\u0442\u0440\u0430\u0446\u0438\u044e \u0434\u0430\u043d\u043d\u044b\u0445 \u0438 \u0437\u0430\u043f\u0443\u0441\u043a \u0443\u0434\u0430\u043b\u0435\u043d\u043d\u044b\u0445 \u043e\u0431\u043e\u043b\u043e\u0447\u0435\u043a \u0438 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u043b\u044c\u043d\u044b\u0445 \u043f\u043b\u0430\u0433\u0438\u043d\u043e\u0432, \u0437\u0430\u0433\u0440\u0443\u0436\u0435\u043d\u043d\u044b\u0445 \u0441 \u04212.\n\n\u0412 \u043a\u0430\u043c\u043f\u0430\u043d\u0438\u044f\u0445 Knotweed, \u0440\u0435\u0441\u0435\u0440\u0447\u0435\u0440\u044b Microsoft \u0432\u044b\u0434\u0435\u043b\u0438\u043b\u0438 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u044e \u0440\u044f\u0434\u0430 0-day.\n\n\u0412 \u0447\u0430\u0441\u0442\u043d\u043e\u0441\u0442\u0438, CVE-2022-22047 \u043f\u043e\u043c\u043e\u0433\u0430\u043b\u0430 \u0437\u043b\u043e\u0443\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u0438\u043a\u0430\u043c \u043f\u043e\u0432\u044b\u0448\u0430\u0442\u044c \u043f\u0440\u0438\u0432\u0438\u043b\u0435\u0433\u0438\u0438, \u0432\u044b\u0439\u0442\u0438 \u0438\u0437 \u043f\u0435\u0441\u043e\u0447\u043d\u0438\u0446 \u0438 \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u043a\u043e\u0434\u0430 \u043d\u0430 \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u043e\u043c \u0443\u0440\u043e\u0432\u043d\u0435. \u0412 \u043f\u0440\u043e\u0448\u043b\u043e\u043c \u0433\u043e\u0434\u0443 Knotweed \u0442\u0430\u043a\u0436\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043b \u0446\u0435\u043f\u043e\u0447\u043a\u0443 \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442\u043e\u0432 \u043f\u043e\u0432\u044b\u0448\u0435\u043d\u0438\u044f \u043f\u0440\u0438\u0432\u0438\u043b\u0435\u0433\u0438\u0439 Windows (CVE-2021-31199 \u0438 CVE-2021-31201) \u0432 \u0441\u043e\u0447\u0435\u0442\u0430\u043d\u0438\u0438 \u0441 \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442\u043e\u043c Adobe Reader (CVE-2021-28550), \u0432\u0441\u0435 \u043e\u043d\u0438 \u0431\u044b\u043b\u0438 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u044b \u0432 \u0438\u044e\u043d\u0435 2021.\n\n\u0412 2021 \u0433\u043e\u0434\u0443 \u0433\u0440\u0443\u043f\u043f\u0430 \u043a\u0438\u0431\u0435\u0440\u043d\u0430\u0435\u043c\u043d\u0438\u043a\u043e\u0432 \u0442\u0430\u043a\u0436\u0435 \u0431\u044b\u043b\u0430 \u0441\u0432\u044f\u0437\u0430\u043d\u0430 \u0441 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0435\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043f\u043e\u0432\u044b\u0448\u0435\u043d\u0438\u044f \u043f\u0440\u0438\u0432\u0438\u043b\u0435\u0433\u0438\u0439 Windows \u0432 \u0441\u043b\u0443\u0436\u0431\u0435 Windows Update Medic (CVE-2021-36948), \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043b\u0430\u0441\u044c \u0434\u043b\u044f \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u0441\u043b\u0443\u0436\u0431\u043e\u0439 \u0437\u0430\u0433\u0440\u0443\u0437\u043a\u0438 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u043b\u044c\u043d\u043e\u0439 \u043f\u043e\u0434\u043f\u0438\u0441\u0430\u043d\u043d\u043e\u0439 DLL.\n\nMicrosoft \u0432\u044b\u043f\u0443\u0441\u0442\u0438\u043b\u0430 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439 \u0438 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0441\u0438\u0433\u043d\u0430\u0442\u0443\u0440\u044b \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u044b\u0445 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0437\u0430\u0449\u0438\u0442\u044f\u0442 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439 Windows \u043e\u0442 \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442\u043e\u0432, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 Knotweed \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043b\u0430 \u0434\u043b\u044f \u0434\u043e\u0441\u0442\u0430\u0432\u043a\u0438 \u0441\u0432\u043e\u0435\u0433\u043e \u0432\u0440\u0435\u0434\u043e\u043d\u043e\u0441\u043d\u043e\u0433\u043e \u041f\u041e.\n\n\u0416\u0434\u0435\u043c \u043d\u043e\u0432\u044b\u0445 \u0440\u0430\u0437\u043e\u0431\u043b\u0430\u0447\u0435\u043d\u0438\u0439. \u041a\u0440\u0435\u0441\u0442\u043e\u0432\u044b\u0439 \u043f\u043e\u0445\u043e\u0434 \u043d\u0430 \u043f\u043e\u0441\u0442\u0430\u0432\u0449\u0438\u043a\u043e\u0432 \u043a\u043e\u043c\u043c\u0435\u0440\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u0448\u043f\u0438\u043e\u043d\u0441\u043a\u043e\u0433\u043e \u041f\u041e \u0432 \u0442\u0440\u0435\u043d\u0434\u0435.", "creation_timestamp": "2022-07-28T12:01:02.000000Z"}, {"uuid": "aba2ecfd-ba69-4ae4-92f5-53073dce2cf6", "vulnerability_lookup_origin": "caeb2787-0d58-4236-9039-7c86c3e566f3", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-31199", "type": "exploited", "source": "https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/2f4a3d25-748f-42e7-89d7-64ba40c7ca46", "content": "", "creation_timestamp": "2026-06-19T12:47:49.153592Z"}, {"uuid": "a51789de-897a-4a8e-87c2-27ebcd492395", "vulnerability_lookup_origin": "caeb2787-0d58-4236-9039-7c86c3e566f3", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-31199", "type": "exploited", "source": "https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/f19bb1be-66d3-416e-b773-7f2aaa7af675", "content": "", "creation_timestamp": "2026-06-23T14:04:39.596051Z"}, {"uuid": "43263da3-0f23-41e2-9451-45eb881e1913", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-31199", "type": "seen", "source": "https://t.me/hacking_Attack/12056", "content": "vulnerability in Chrome and Chromium browsers that allows attackers to exploit the Chrome renderer process (the processes that are responsible for what happens inside users\u2019 tabs).\nKaspersky experts did find and analyze the second exploit, however: An elevation of privilege exploit that exploits two distinct vulnerabilities in the Microsoft Windows OS kernel: CVE-2021-31955 and CVE-2021-31956. The CVE-2021-31955 bug \u201cis affiliated with SuperFetch, a feature first introduced in Windows Vista that aims to reduce software loading times by pre-loading commonly used applications into memory,\u201d they explained.\n\nThe second flaw, CVE-2021-31956, is an Elevation of Privilege vulnerability and heap-based buffer overflow. Kaspersky said that attackers used this vulnerability alongside Windows Notification Facility (WNF) \u201cto create arbitrary memory read/write primitives and execute malware modules with system privileges.\u201d\n\n\u201cOnce the attackers have used both the Chrome and Windows exploits to gain a foothold in the targeted system, the stager module downloads and executes a more complex malware dropper from a remote server,\u201d they continued. \u201cThis dropper then installs two executables, which pretend to be legitimate files belonging to Microsoft Windows OS. The second of these two executables is a remote shell module, which is able to download and upload files, create processes, sleep for certain periods of time, and delete itself from the infected system.\u201d\n\nBoris Larin, senior security researcher with Kaspersky\u2019s Global Research and Analysis Team (GReAT), said that the team hasn\u2019t been able to link these highly targeted attacks to any known threat actor: Hence the name PuzzleMaker and the determination to closely monitor the security landscape \u201cfor future activity or new insights about this group,\u201d he was quoted as saying in the press release.\n\nIf the current trend is any indication, expect to see more of the same, Larin said. \u201cOverall, of late, we\u2019ve been seeing several waves of high-profile threat activity being driven by zero-day exploits,\u201d he said. \u201cIt\u2019s a reminder that zero days continue to be the most effective method for infecting targets. Now that these vulnerabilities have been made publicly known, it\u2019s possible that we\u2019ll see an increase of their usage in attacks by this and other threat actors. That means it\u2019s very important for users to download the latest patch from Microsoft as soon as possible.\u201d CVE-2021-31199/CVE-2021-31201The two Enhanced Cryptographic Provider Elevation of Privilege vulnerabilities are linked to the Adobe Reader bug that came under active attack\u00a0last month (CVE-2021-28550), ZDI explained. \u201cIt\u2019s common to see privilege escalation paired with code execution bugs, and it seems these two vulnerabilities were the privilege escalation part of those exploits,\u201d he explained. \u201cIt is a bit unusual to see a delay between patch availability between the different parts of an active attack, but good to see these holes now getting closed.\u201d CVE-2021-33739Breen noted that privilege escalation vulnerabilities such as this one in the Microsoft DWM Core Library are just as valuable to attackers as RCEs. \u201cOnce they have gained an initial foothold, they can move laterally across the network and uncover further ways to escalate to system or domain-level access,\u201d he said. \u201cThis can be hugely damaging in the event of ransomware attacks, where high privileges can enable the attackers to stop or destroy backups and other security tools.\u201d\nSource: threatpost.com (Click Link)Recent News* https://www.blackhatethicalhacking.com/wp-content/uploads/2021/06/Untitled-design-1-1-90x90.png RockYou2021: largest password compilation of all time leaked online \u2013 8.4 billion entries17 hours ago\n* https://www.blackhatethicalhacking.com/wp-content/uploads/2021/06/microsoft-exploit-90x90.jpg Windows Container Malware Targets Kubernetes Clusters1 day ago\n* https://www.blackhatethicalhacking[...]\n\n___________________________ \n@hacking_Attack\n@Hacking_Video", "creation_timestamp": "2026-09-01T20:02:37.506753Z"}, {"uuid": "4b5b4aab-538e-462c-9487-9047e8d08383", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-31199", "type": "seen", "source": "https://t.me/hacking_Attack/12055", "content": "nt. CVSS 8.4\n* CVE-2021-33742\u00a0\u2013 Windows MSHTML Platform Remote Code Execution Vulnerability. Rating: Critical. CVSS 7.5\n* CVE-2021-31199\u00a0\u2013 Microsoft Enhanced Cryptographic Provider Elevation of Privilege Vulnerability. Rating: Important. CVSS 5.2\n* CVE-2021-31201\u00a0\u2013 Microsoft Enhanced Cryptographic Provider Elevation of Privilege Vulnerability. Rating: Important. CVSS 5.2 CVE-2021-33742This RCE vulnerability exploits MSHTML, a component used by the Internet Explorer engine to read and display content from websites.The bug could allow an attacker to execute code on a target system if a user views specially crafted web content. The Zero Day Initiative\u2018s (ZDI\u2019s) Dustin Childs noted in his Patch Tuesday analysis that since the vulnerability is in the Trident (MSHTML) engine itself, many different applications are affected, not just Internet Explorer. \u201cIt\u2019s not clear how widespread the active attacks are, but considering the vulnerability impacts all supported Windows versions, this should be at the top of your test and deploy list,\u201d he recommended.\n\nThe vulnerability doesn\u2019t require special privilege to exploit, though the attack complexity is high, if that\u2019s any consolation. An attacker would need to do some extra legwork to pull it off, noted Satnam Narang, staff research engineer at Tenable, in an email to Threatpost on Tuesday.\n\nImmersive Labs\u2019 Kevin Breen, director of cyber threat research, noted that visiting a website in a vulnerable browser is \u201ca simple way for attackers to deliver this exploit.\u201d He told Threatpost via email on Tuesday that since the library is used by other services and applications, \u201cemailing HTML files as part of a phishing campaign is also a viable method of delivery.\u201d Sophos decreed\u00a0this one to be the top concern of this month\u2019s crop, given that it\u2019s already being actively exploited by malicious actors. See Also: Jeff Moss, aka Dark Tangent, the person who founded DEF CON and Black Hat CVE-2021-31955, CVE-2021-31956: Used in PuzzleMaker Targeted MalwareCVE-2021-31955 is an information disclosure vulnerability in the Windows Kernel, while CVE-2021-31956 is an elevation of privilege vulnerability in Windows NTFS. The ZDI\u2019s Childs noted that CVE-2021-31956 was reported by the same researcher who found CVE-2021-31955, an information disclosure bug also listed as under active attack. They could be linked, he suggested: \u201cIt\u2019s possible these bugs were used in conjunction, as that is a common technique \u2013 use a memory leak to get the address needed to escalate privileges. These bugs are important on their own and could be even worse when combined. Definitely prioritize the testing and deployment of these patches.\u201d\n\nHe was spot-on. On Tuesday, Kaspersky announced that its researchers had discovered a highly targeted malware campaign launched in April against multiple companies, in which a previously unknown threat actor used a chain of Chrome and Windows zero-day exploits: Namely, these two.\n\nIn a press release, Kaspersky said that one of the exploits was used for RCE in the Google Chrome web browser, while the other was an elevation of privilege exploit fine-tuned to target \u201cthe latest and most prominent builds\u201d of Windows 10.\n\n\u201cRecent months have seen a wave of advanced threat activity exploiting zero-days in the wild,\u201d according to the release. \u201cIn mid-April, Kaspersky experts discovered yet a new series of highly targeted exploit attacks against multiple companies that allowed the attackers to stealthily compromise the targeted networks.\u201d\n\nKaspersky hasn\u2019t yet found a connection between these attacks and any known threat actors, so it\u2019s gone ahead and dubbed the actor PuzzleMaker. It said that all the attacks were conducted through Chrome and used an exploit that allowed for RCE. Kaspersky researchers weren\u2019t able to retrieve the code for the exploit, but the timeline and availability suggests the attackers were using the now-patched CVE-2021-21224\u00a0[...]\n\n___________________________ \n@hacking_Attack\n@Hacking_Video", "creation_timestamp": "2026-09-01T20:02:38.010201Z"}, {"uuid": "1870e130-5c6c-4dff-ad94-2abb70339710", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-31199", "type": "seen", "source": "https://t.me/hacking_Attack/12056", "content": "vulnerability in Chrome and Chromium browsers that allows attackers to exploit the Chrome renderer process (the processes that are responsible for what happens inside users\u2019 tabs).\nKaspersky experts did find and analyze the second exploit, however: An elevation of privilege exploit that exploits two distinct vulnerabilities in the Microsoft Windows OS kernel: CVE-2021-31955 and CVE-2021-31956. The CVE-2021-31955 bug \u201cis affiliated with SuperFetch, a feature first introduced in Windows Vista that aims to reduce software loading times by pre-loading commonly used applications into memory,\u201d they explained.\n\nThe second flaw, CVE-2021-31956, is an Elevation of Privilege vulnerability and heap-based buffer overflow. Kaspersky said that attackers used this vulnerability alongside Windows Notification Facility (WNF) \u201cto create arbitrary memory read/write primitives and execute malware modules with system privileges.\u201d\n\n\u201cOnce the attackers have used both the Chrome and Windows exploits to gain a foothold in the targeted system, the stager module downloads and executes a more complex malware dropper from a remote server,\u201d they continued. \u201cThis dropper then installs two executables, which pretend to be legitimate files belonging to Microsoft Windows OS. The second of these two executables is a remote shell module, which is able to download and upload files, create processes, sleep for certain periods of time, and delete itself from the infected system.\u201d\n\nBoris Larin, senior security researcher with Kaspersky\u2019s Global Research and Analysis Team (GReAT), said that the team hasn\u2019t been able to link these highly targeted attacks to any known threat actor: Hence the name PuzzleMaker and the determination to closely monitor the security landscape \u201cfor future activity or new insights about this group,\u201d he was quoted as saying in the press release.\n\nIf the current trend is any indication, expect to see more of the same, Larin said. \u201cOverall, of late, we\u2019ve been seeing several waves of high-profile threat activity being driven by zero-day exploits,\u201d he said. \u201cIt\u2019s a reminder that zero days continue to be the most effective method for infecting targets. Now that these vulnerabilities have been made publicly known, it\u2019s possible that we\u2019ll see an increase of their usage in attacks by this and other threat actors. That means it\u2019s very important for users to download the latest patch from Microsoft as soon as possible.\u201d CVE-2021-31199/CVE-2021-31201The two Enhanced Cryptographic Provider Elevation of Privilege vulnerabilities are linked to the Adobe Reader bug that came under active attack\u00a0last month (CVE-2021-28550), ZDI explained. \u201cIt\u2019s common to see privilege escalation paired with code execution bugs, and it seems these two vulnerabilities were the privilege escalation part of those exploits,\u201d he explained. \u201cIt is a bit unusual to see a delay between patch availability between the different parts of an active attack, but good to see these holes now getting closed.\u201d CVE-2021-33739Breen noted that privilege escalation vulnerabilities such as this one in the Microsoft DWM Core Library are just as valuable to attackers as RCEs. \u201cOnce they have gained an initial foothold, they can move laterally across the network and uncover further ways to escalate to system or domain-level access,\u201d he said. \u201cThis can be hugely damaging in the event of ransomware attacks, where high privileges can enable the attackers to stop or destroy backups and other security tools.\u201d\nSource: threatpost.com (Click Link)Recent News* https://www.blackhatethicalhacking.com/wp-content/uploads/2021/06/Untitled-design-1-1-90x90.png RockYou2021: largest password compilation of all time leaked online \u2013 8.4 billion entries17 hours ago\n* https://www.blackhatethicalhacking.com/wp-content/uploads/2021/06/microsoft-exploit-90x90.jpg Windows Container Malware Targets Kubernetes Clusters1 day ago\n* https://www.blackhatethicalhacking[...]\n\n___________________________ \n@hacking_Attack\n@Hacking_Video", "creation_timestamp": "2026-09-02T01:03:13.285957Z"}, {"uuid": "1a0a1167-8e73-4c01-b348-08309bd92354", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-31199", "type": "seen", "source": "https://t.me/hacking_Attack/12055", "content": "nt. CVSS 8.4\n* CVE-2021-33742\u00a0\u2013 Windows MSHTML Platform Remote Code Execution Vulnerability. Rating: Critical. CVSS 7.5\n* CVE-2021-31199\u00a0\u2013 Microsoft Enhanced Cryptographic Provider Elevation of Privilege Vulnerability. Rating: Important. CVSS 5.2\n* CVE-2021-31201\u00a0\u2013 Microsoft Enhanced Cryptographic Provider Elevation of Privilege Vulnerability. Rating: Important. CVSS 5.2 CVE-2021-33742This RCE vulnerability exploits MSHTML, a component used by the Internet Explorer engine to read and display content from websites.The bug could allow an attacker to execute code on a target system if a user views specially crafted web content. The Zero Day Initiative\u2018s (ZDI\u2019s) Dustin Childs noted in his Patch Tuesday analysis that since the vulnerability is in the Trident (MSHTML) engine itself, many different applications are affected, not just Internet Explorer. \u201cIt\u2019s not clear how widespread the active attacks are, but considering the vulnerability impacts all supported Windows versions, this should be at the top of your test and deploy list,\u201d he recommended.\n\nThe vulnerability doesn\u2019t require special privilege to exploit, though the attack complexity is high, if that\u2019s any consolation. An attacker would need to do some extra legwork to pull it off, noted Satnam Narang, staff research engineer at Tenable, in an email to Threatpost on Tuesday.\n\nImmersive Labs\u2019 Kevin Breen, director of cyber threat research, noted that visiting a website in a vulnerable browser is \u201ca simple way for attackers to deliver this exploit.\u201d He told Threatpost via email on Tuesday that since the library is used by other services and applications, \u201cemailing HTML files as part of a phishing campaign is also a viable method of delivery.\u201d Sophos decreed\u00a0this one to be the top concern of this month\u2019s crop, given that it\u2019s already being actively exploited by malicious actors. See Also: Jeff Moss, aka Dark Tangent, the person who founded DEF CON and Black Hat CVE-2021-31955, CVE-2021-31956: Used in PuzzleMaker Targeted MalwareCVE-2021-31955 is an information disclosure vulnerability in the Windows Kernel, while CVE-2021-31956 is an elevation of privilege vulnerability in Windows NTFS. The ZDI\u2019s Childs noted that CVE-2021-31956 was reported by the same researcher who found CVE-2021-31955, an information disclosure bug also listed as under active attack. They could be linked, he suggested: \u201cIt\u2019s possible these bugs were used in conjunction, as that is a common technique \u2013 use a memory leak to get the address needed to escalate privileges. These bugs are important on their own and could be even worse when combined. Definitely prioritize the testing and deployment of these patches.\u201d\n\nHe was spot-on. On Tuesday, Kaspersky announced that its researchers had discovered a highly targeted malware campaign launched in April against multiple companies, in which a previously unknown threat actor used a chain of Chrome and Windows zero-day exploits: Namely, these two.\n\nIn a press release, Kaspersky said that one of the exploits was used for RCE in the Google Chrome web browser, while the other was an elevation of privilege exploit fine-tuned to target \u201cthe latest and most prominent builds\u201d of Windows 10.\n\n\u201cRecent months have seen a wave of advanced threat activity exploiting zero-days in the wild,\u201d according to the release. \u201cIn mid-April, Kaspersky experts discovered yet a new series of highly targeted exploit attacks against multiple companies that allowed the attackers to stealthily compromise the targeted networks.\u201d\n\nKaspersky hasn\u2019t yet found a connection between these attacks and any known threat actors, so it\u2019s gone ahead and dubbed the actor PuzzleMaker. It said that all the attacks were conducted through Chrome and used an exploit that allowed for RCE. Kaspersky researchers weren\u2019t able to retrieve the code for the exploit, but the timeline and availability suggests the attackers were using the now-patched CVE-2021-21224\u00a0[...]\n\n___________________________ \n@hacking_Attack\n@Hacking_Video", "creation_timestamp": "2026-09-02T01:03:13.762203Z"}]}