{"metadata": {"vulnerability": "CVE-2023-21707", "count": 56, "kinds": {"milestone": 7, "sighting": 21, "kev": 0, "other": 28}}, "data": [{"timestamp": "2022-12-13T18:08:03.490Z", "date_only": false, "value": "2022-12-13T18:08:03.490Z", "kind": "milestone", "label": "Reserved", "source": "cvelistv5", "record": "CVE-2023-21707", "field": "cveMetadata.dateReserved"}, {"timestamp": "2023-02-14T08:00:00Z", "date_only": false, "value": "2023-02-14T08:00:00.000Z", "kind": "other", "label": "Advisory revision", "source": "csaf_microsoft \u00b7 MSRC_CVE-2023-21707", "record": "MSRC_CVE-2023-21707", "field": "document.tracking.revision_history.0.date"}, {"timestamp": "2023-02-14T08:00:00Z", "date_only": false, "value": "2023-02-14T08:00:00.000Z", "kind": "other", "label": "Date", "source": "csaf_microsoft \u00b7 MSRC_CVE-2023-21707", "record": "MSRC_CVE-2023-21707", "field": "vulnerabilities.0.remediations.0.date"}, {"timestamp": "2023-02-14T08:00:00Z", "date_only": false, "value": "2023-02-14T08:00:00.000Z", "kind": "other", "label": "Made public", "source": "cvelistv5 / microsoft", "record": "CVE-2023-21707", "field": "containers.cna.datePublic"}, {"timestamp": "2023-02-14T08:00:00Z", "date_only": false, "value": "2023-02-14T08:00:00.000Z", "kind": "milestone", "label": "Published", "source": "csaf_microsoft \u00b7 MSRC_CVE-2023-21707", "record": "MSRC_CVE-2023-21707", "field": "document.tracking.initial_release_date"}, {"timestamp": "2023-02-14T19:32:45.126Z", "date_only": false, "value": "2023-02-14T19:32:45.126Z", "kind": "milestone", "label": "Published", "source": "cvelistv5", "record": "CVE-2023-21707", "field": "cveMetadata.datePublished"}, {"timestamp": "2023-02-14T20:15:00Z", "date_only": false, "value": "2023-02-14T20:15:00Z", "kind": "other", "label": "Nvd published at", "source": "github \u00b7 GHSA-4G24-QFVP-36W8", "record": "GHSA-4G24-QFVP-36W8", "field": "database_specific.nvd_published_at"}, {"timestamp": "2023-02-14T20:15:00Z", "date_only": false, "value": "2023-02-14T20:15Z", "kind": "other", "label": "Published Date", "source": "gsd \u00b7 GSD-2023-21707", "record": "GSD-2023-21707", "field": "namespaces.nvd.nist.gov.publishedDate"}, {"timestamp": "2023-02-14T20:15:13.977Z", "date_only": false, "value": "2023-02-14T20:15:13.977", "kind": "milestone", "label": "Published", "source": "fkie_nvd \u00b7 FKIE_CVE-2023-21707", "record": "FKIE_CVE-2023-21707", "field": "published"}, {"timestamp": "2023-02-14T21:30:29Z", "date_only": false, "value": "2023-02-14T21:30:29Z", "kind": "milestone", "label": "Published", "source": "github \u00b7 GHSA-4G24-QFVP-36W8", "record": "GHSA-4G24-QFVP-36W8", "field": "published"}, {"timestamp": "2023-02-14T21:30:29Z", "date_only": false, "value": "2023-02-14T21:30:29Z", "kind": "other", "label": "Updated", "source": "github \u00b7 GHSA-4G24-QFVP-36W8", "record": "GHSA-4G24-QFVP-36W8", "field": "modified"}, {"timestamp": "2023-02-14T23:00:00Z", "date_only": false, "value": "2023-02-14T23:00:00.000+00:00", "kind": "other", "label": "Advisory revision", "source": "csaf_certbund \u00b7 WID-SEC-W-2023-0368", "record": "WID-SEC-W-2023-0368", "field": "document.tracking.revision_history.0.date"}, {"timestamp": "2023-02-14T23:00:00Z", "date_only": false, "value": "2023-02-14T23:00:00.000+00:00", "kind": "milestone", "label": "Published", "source": "csaf_certbund \u00b7 WID-SEC-W-2023-0368", "record": "WID-SEC-W-2023-0368", "field": "document.tracking.initial_release_date"}, {"timestamp": "2023-02-14T23:00:00Z", "date_only": false, "value": "2023-02-14T23:00:00.000+00:00", "kind": "other", "label": "Release date", "source": "csaf_certbund \u00b7 WID-SEC-W-2023-0368", "record": "WID-SEC-W-2023-0368", "field": "vulnerabilities.0.release_date"}, {"timestamp": "2023-02-15T00:00:00Z", "date_only": false, "value": "2023-02-15T00:00:00", "kind": "other", "label": "Last revision date", "source": "certfr_avis \u00b7 CERTFR-2023-AVI-0133", "record": "CERTFR-2023-AVI-0133", "field": "last_revision_date"}, {"timestamp": "2023-02-15T00:00:00Z", "date_only": false, "value": "2023-02-15T00:00:00", "kind": "milestone", "label": "Published", "source": "certfr_avis \u00b7 CERTFR-2023-AVI-0133", "record": "CERTFR-2023-AVI-0133", "field": "initial_release_date"}, {"timestamp": "2023-02-15T00:00:00Z", "date_only": false, "value": "2023-02-15T00:00:00.000000", "kind": "other", "label": "Revision date", "source": "certfr_avis \u00b7 CERTFR-2023-AVI-0133", "record": "CERTFR-2023-AVI-0133", "field": "revisions.0.revision_date"}, {"timestamp": "2023-02-16T23:00:00Z", "date_only": false, "value": "2023-02-16T23:00:00.000+00:00", "kind": "other", "label": "Advisory revision", "source": "csaf_certbund \u00b7 WID-SEC-W-2023-0368", "record": "WID-SEC-W-2023-0368", "field": "document.tracking.revision_history.1.date"}, {"timestamp": "2023-02-17T00:00:00Z", "date_only": true, "value": "2023-02-17", "kind": "other", "label": "Submit Time", "source": "cnvd \u00b7 CNVD-2023-51370", "record": "CNVD-2023-51370", "field": "submitTime"}, {"timestamp": "2023-02-22T03:33:02Z", "date_only": false, "value": "2023-02-22T03:33:02.000000Z", "kind": "sighting", "label": "Seen", "source": "https://t.me/realvulnerabilities/6", "record": "CVE-2023-21707", "field": "creation_timestamp", "uuid": "55b34577-6a4a-41ce-81e6-4418fd283ec9", "content": "February Microsoft Patch. I decided to change the format a bit. I will share the general impression right away, but the full blog post/video will be released with a delay.\n\n1. RCE - Windows Graphics Component (CVE-2023-21823) seems the most critical. Interestingly, ZDI marked this vulnerability as EoP and did not add it to their review. Apparently MS changed the type of vulnerability before the release. Let's hope that the EDRs will promptly start blocking the exploitation.\n2. EoP - Windows Common Log File System Driver (CVE-2023-23376) with a sign of active exploitation.\n3. Multiple RCEs for Exchange (CVE-2023-21529, CVE-2023-21706, CVE-2023-21707, CVE-2023-21710). But so far no signs of exploitation.\n4. A funny Inf. Disclosure in augmented reality devices HoloLens 1 (CVE-2019-15126), it's an old Broadcom vulnerability with a bunch of exploits. \n\nRaw Vulristics report. There are problems with software detections, I will fix them later.", "url": "https://t.me/realvulnerabilities/6"}, {"timestamp": "2023-02-23T16:03:00Z", "date_only": false, "value": "2023-02-23T16:03Z", "kind": "other", "label": "Last Modified Date", "source": "gsd \u00b7 GSD-2023-21707", "record": "GSD-2023-21707", "field": "namespaces.nvd.nist.gov.lastModifiedDate"}, {"timestamp": "2023-03-09T08:00:00Z", "date_only": false, "value": "2023-03-09T08:00:00.000Z", "kind": "other", "label": "Advisory revision", "source": "csaf_microsoft \u00b7 MSRC_CVE-2023-21707", "record": "MSRC_CVE-2023-21707", "field": "document.tracking.revision_history.1.date"}, {"timestamp": "2023-03-09T08:00:00Z", "date_only": false, "value": "2023-03-09T08:00:00.000Z", "kind": "other", "label": "Updated", "source": "csaf_microsoft \u00b7 MSRC_CVE-2023-21707", "record": "MSRC_CVE-2023-21707", "field": "document.tracking.current_release_date"}, {"timestamp": "2023-04-28T10:57:54Z", "date_only": false, "value": "2023-04-28T10:57:54.000000Z", "kind": "sighting", "label": "Published proof of concept", "source": "https://t.me/ptswarm/171", "record": "CVE-2023-21707", "field": "creation_timestamp", "uuid": "0abdb277-4de9-41dd-8993-26c444b56e03", "content": "Microsoft Exchange Powershell Remoting Deserialization leading to RCE (CVE-2023-21707) \n\n\ud83d\udc64 by testanull\n\nWhile analyzing CVE-2022-41082, also known as Proxy Not Shell, researcher discovered CVE-2023-21707 vulnerability which he has detailed in this blog.\nThe vulnerability allows a privileged user to trigger RCE during a deserialization of untrusted data.\n\n\ud83d\udcdd Contents:\n\u25cf Introduction \n\u25cf The new variant\n\u25cf Payload delivery\n\u25cf Demo\n\u25cf References\n\nhttps://starlabs.sg/blog/2023/04-microsoft-exchange-powershell-remoting-deserialization-leading-to-rce-cve-2023-21707/", "url": "https://t.me/ptswarm/171"}, {"timestamp": "2023-04-28T13:05:15Z", "date_only": false, "value": "2023-04-28T13:05:15.000000Z", "kind": "sighting", "label": "Published proof of concept", "source": "https://t.me/road_to_oscp/199", "record": "CVE-2023-21707", "field": "creation_timestamp", "uuid": "76eeb206-8a25-4dba-b4b6-caa12e6141b5", "content": "Microsoft Exchange Powershell Remoting Deserialization leading to RCE (CVE-2023-21707) \n\n\ud83d\udc64 by testanull\n\nWhile analyzing CVE-2022-41082, also known as Proxy Not Shell, researcher discovered CVE-2023-21707 vulnerability which he has detailed in this blog.\nThe vulnerability allows a privileged user to trigger RCE during a deserialization of untrusted data.\n\n\ud83d\udcdd Contents:\n\u25cf Introduction \n\u25cf The new variant\n\u25cf Payload delivery\n\u25cf Demo\n\u25cf References\n\nhttps://starlabs.sg/blog/2023/04-microsoft-exchange-powershell-remoting-deserialization-leading-to-rce-cve-2023-21707/", "url": "https://t.me/road_to_oscp/199"}, {"timestamp": "2023-04-28T14:02:15Z", "date_only": false, "value": "2023-04-28T14:02:15.000000Z", "kind": "sighting", "label": "Seen", "source": "https://t.me/RalfHackerChannel/1328", "record": "CVE-2023-21707", "field": "creation_timestamp", "uuid": "c1564b0c-3513-44e5-bf93-ec4ebcfa6fe0", "content": "Microsoft Exchange Powershell Remoting Deserialization leading to RCE (CVE-2023-21707) \n\n\ud83d\udc64 by testanull\n\nWhile analyzing CVE-2022-41082, also known as Proxy Not Shell, researcher discovered CVE-2023-21707 vulnerability which he has detailed in this blog.\nThe vulnerability allows a privileged user to trigger RCE during a deserialization of untrusted data.\n\n\ud83d\udcdd Contents:\n\u25cf Introduction \n\u25cf The new variant\n\u25cf Payload delivery\n\u25cf Demo\n\u25cf References\n\nhttps://starlabs.sg/blog/2023/04-microsoft-exchange-powershell-remoting-deserialization-leading-to-rce-cve-2023-21707/", "url": "https://t.me/RalfHackerChannel/1328"}, {"timestamp": "2023-04-29T12:22:22Z", "date_only": false, "value": "2023-04-29T12:22:22.000000Z", "kind": "sighting", "label": "Seen", "source": "Telegram/vkEE7_OceR4Ydupr2RTSprnnBt1NQqWK6iRFl2sO0_9W9Ls", "record": "CVE-2023-21707", "field": "creation_timestamp", "uuid": "2dfd3194-2b70-4a4c-bdcf-21d6f159eb38"}, {"timestamp": "2023-04-29T12:53:42Z", "date_only": false, "value": "2023-04-29T12:53:42.000000Z", "kind": "sighting", "label": "Published proof of concept", "source": "https://t.me/CyberSecurityTechnologies/8205", "record": "CVE-2023-21707", "field": "creation_timestamp", "uuid": "3f37e6b5-af8d-4648-8ba9-31285ec3cf3b", "content": "#exploit\n1. CVE-2023-21707:\nMicrosoft Exchange Powershell Remoting Deserialization leading to RCE\nhttps://starlabs.sg/blog/2023/04-microsoft-exchange-powershell-remoting-deserialization-leading-to-rce-cve-2023-21707\n\n2. CVE-2022-37955: \nVulnerability in MS Windows Group Policy Updates Leads to Improper Link Resolution Before File Access\nhttps://herolab.usd.de/security-advisories/usd-2022-0034\n]-> https://decoder.cloud/2023/02/16/eop-via-arbitrary-file-write-overwite-in-group-policy-client-gpsvc-cve-2022-37955", "url": "https://t.me/CyberSecurityTechnologies/8205"}, {"timestamp": "2023-05-03T21:53:01Z", "date_only": false, "value": "2023-05-03T21:53:01.000000Z", "kind": "sighting", "label": "Published proof of concept", "source": "https://t.me/thebugbountyhunter/7307", "record": "CVE-2023-21707", "field": "creation_timestamp", "uuid": "ae153af5-4ef2-4725-84d2-d874c1a5340f", "content": "Microsoft Exchange Powershell Remoting Deserialization leading to RCE (CVE-2023-21707)\n\nhttps://starlabs.sg/blog/2023/04-microsoft-exchange-powershell-remoting-deserialization-leading-to-rce-cve-2023-21707/", "url": "https://t.me/thebugbountyhunter/7307"}, {"timestamp": "2023-05-04T00:48:01Z", "date_only": false, "value": "2023-05-04T00:48:01.000000Z", "kind": "sighting", "label": "Published proof of concept", "source": "Telegram/j-PUES0i9rFTwJPs3xo0rqIiaOpE5DU2SMa5knqiAhxtUNY", "record": "CVE-2023-21707", "field": "creation_timestamp", "uuid": "479e5ae6-ced7-4966-a763-bf0a4e7f5d75"}, {"timestamp": "2023-05-10T08:30:47Z", "date_only": false, "value": "2023-05-10T08:30:47.000000Z", "kind": "sighting", "label": "Published proof of concept", "source": "Telegram/IJdk8EgdF425B9u4sstsH8GCBmYYaBTZZWgIGcl1A18gp24", "record": "CVE-2023-21707", "field": "creation_timestamp", "uuid": "35c120ce-d6d8-49df-a69f-48628453a802"}, {"timestamp": "2023-05-29T17:18:05Z", "date_only": false, "value": "2023-05-29T17:18:05.000000Z", "kind": "sighting", "label": "Published proof of concept", "source": "Telegram/9hUIH3ETSemWb6pFL2xu9bbxIjv7EfeaDPqRJfpFjfMW9vA", "record": "CVE-2023-21707", "field": "creation_timestamp", "uuid": "ef59705e-d915-46d6-85be-61435cc43cdc"}, {"timestamp": "2023-06-26T00:00:00Z", "date_only": true, "value": "2023-06-26", "kind": "other", "label": "Open Time", "source": "cnvd \u00b7 CNVD-2023-51370", "record": "CNVD-2023-51370", "field": "openTime"}, {"timestamp": "2023-06-30T10:20:04Z", "date_only": false, "value": "2023-06-30T10:20:04.000000Z", "kind": "sighting", "label": "Published proof of concept", "source": "https://t.me/GithubRedTeam/4653", "record": "CVE-2023-21707", "field": "creation_timestamp", "uuid": "7be7ad09-aefb-4410-afbb-12f90ca2b32b", "content": "GitHub\u76d1\u63a7\u6d88\u606f\u63d0\u9192\uff01\uff01\uff01\n\n\u66f4\u65b0\u4e86\uff1aCVE-2023\n\u63cf\u8ff0\uff1aCVE-2023-21707 EXP\nURL\uff1ahttps://github.com/N1k0la-T/CVE-2023-21707\n\n\u6807\u7b7e\uff1a#CVE-2023", "url": "https://t.me/GithubRedTeam/4653"}, {"timestamp": "2023-12-13T01:20:25.224Z", "date_only": false, "value": "2023-12-13T01:20:25.224637Z", "kind": "other", "label": "Updated", "source": "gsd \u00b7 GSD-2023-21707", "record": "GSD-2023-21707", "field": "gsd.osvSchema.modified"}, {"timestamp": "2024-08-02T09:44:02.148Z", "date_only": false, "value": "2024-08-02T09:44:02.148Z", "kind": "other", "label": "Updated", "source": "cvelistv5 / CVE", "record": "CVE-2023-21707", "field": "containers.adp.0.providerMetadata.dateUpdated"}, {"timestamp": "2025-01-01T00:40:39.920Z", "date_only": false, "value": "2025-01-01T00:40:39.920Z", "kind": "other", "label": "Document generated", "source": "csaf_microsoft \u00b7 MSRC_CVE-2023-21707", "record": "MSRC_CVE-2023-21707", "field": "document.tracking.generator.date"}, {"timestamp": "2025-02-28T20:23:24.218Z", "date_only": false, "value": "2025-02-28T20:23:24.218455Z", "kind": "other", "label": "Recorded", "source": "cvelistv5 / CISA-ADP", "record": "CVE-2023-21707", "field": "containers.adp.1.metrics.0.other.content.timestamp"}, {"timestamp": "2025-02-28T20:23:24.218Z", "date_only": false, "value": "2025-02-28T20:23:24.218455Z", "kind": "other", "label": "Recorded", "source": "fkie_nvd \u00b7 FKIE_CVE-2023-21707", "record": "FKIE_CVE-2023-21707", "field": "metrics.ssvcV203.0.ssvcData.timestamp"}, {"timestamp": "2025-02-28T21:14:18.304Z", "date_only": false, "value": "2025-02-28T21:14:18.304Z", "kind": "other", "label": "Updated", "source": "cvelistv5 / CISA-ADP", "record": "CVE-2023-21707", "field": "containers.adp.1.providerMetadata.dateUpdated"}, {"timestamp": "2025-02-28T21:37:28Z", "date_only": false, "value": "2025-02-28T21:37:28.000000Z", "kind": "sighting", "label": "Seen", "source": "https://t.me/DarkWebInformer_CVEAlerts/5999", "record": "CVE-2023-21707", "field": "creation_timestamp", "uuid": "be687ad0-50b3-4b89-a949-8026139a298b", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2023-21707\n\ud83d\udd25 CVSS Score: 8.8 (cvssV3_1, Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)\n\ud83d\udd39 Description: Microsoft Exchange Server Remote Code Execution Vulnerability\n\ud83d\udccf Published: 2023-02-14T19:32:45.126Z\n\ud83d\udccf Modified: 2025-02-28T21:14:18.304Z\n\ud83d\udd17 References:\n1. https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21707", "url": "https://t.me/DarkWebInformer_CVEAlerts/5999"}, {"timestamp": "2026-04-13T22:00:00Z", "date_only": false, "value": "2026-04-13T22:00:00.000+00:00", "kind": "other", "label": "Advisory revision", "source": "csaf_certbund \u00b7 WID-SEC-W-2023-0368", "record": "WID-SEC-W-2023-0368", "field": "document.tracking.revision_history.2.date"}, {"timestamp": "2026-04-13T22:00:00Z", "date_only": false, "value": "2026-04-13T22:00:00.000+00:00", "kind": "other", "label": "Updated", "source": "csaf_certbund \u00b7 WID-SEC-W-2023-0368", "record": "WID-SEC-W-2023-0368", "field": "document.tracking.current_release_date"}, {"timestamp": "2026-04-14T08:59:09.296Z", "date_only": false, "value": "2026-04-14T08:59:09.296+00:00", "kind": "other", "label": "Document generated", "source": "csaf_certbund \u00b7 WID-SEC-W-2023-0368", 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