{"id":"CVE-2021-4406","state":"PUBLISHED","title":"Authenticated Remote COmmand Execution as root in OSNEXUS QuantaStor version 6.0.0.355 and others","description":"An authenticated attacker is able to create alerts that trigger a stored XSS attack.\n\nPOC\n\n\n  *  go to the alert manager\n\n\n  *  open the ITSM tab\n  *  add a webhook with the URL/service token value \n\n'\t-h\t&&\tid\t|\ttee\t/tmp/ttttttddddssss\t#' (whitespaces are tab characters)\n\n\n  *  click add\n\n\n  *  click apply\n\n\n  *  create a test alert\n\n\n  *  The test alert will run the command \n\n“id\t|\ttee\t/tmp/ttttttddddssss” as root.\n\n\n  *  after the test alert inspect \n\n/tmp/ttttttddddssss it'll contain the ids of the root user.","publishedAt":"2023-07-10T06:29:48.698Z","updatedAt":"2025-09-24T15:46:35.837Z","severity":{"score":9.1,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","source":"DIVD"},"assigner":"DIVD","products":["OSNEXUS QuantaStor"],"affected":[{"vendor":"OSNEXUS","product":"QuantaStor","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"6.0.0.355","versionType":"semver"}]}],"references":["https://csirt.divd.nl/DIVD-2021-00020/","https://www.osnexus.com/products/software-defined-storage","https://csirt.divd.nl/CVE-2021-4406","https://www.divd.nl/DIVD-2021-00020","https://csirt.divd.nl/cves/CVE-2021-4406/"],"weaknesses":["CWE-77"],"ingestedAt":"2026-10-29T19:49:23.890Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/4xxx/CVE-2021-4406.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-4406","state":"PUBLISHED","datePublished":"2023-07-10T06:29:48.698Z","dateUpdated":"2025-09-24T15:46:35.837Z","assignerShortName":"DIVD","assignerOrgId":"b87402ff-ae37-4194-9dae-31abdbd6f217","dateReserved":"2023-07-05T15:24:56.556Z"},"containers":{"cna":{"title":"Authenticated Remote COmmand Execution as root in OSNEXUS QuantaStor version 6.0.0.355 and others","descriptions":[{"lang":"en","value":"An authenticated attacker is able to create alerts that trigger a stored XSS attack.\n\nPOC\n\n\n  *  go to the alert manager\n\n\n  *  open the ITSM tab\n  *  add a webhook with the URL/service token value \n\n'\t-h\t&&\tid\t|\ttee\t/tmp/ttttttddddssss\t#' (whitespaces are tab characters)\n\n\n  *  click add\n\n\n  *  click apply\n\n\n  *  create a test alert\n\n\n  *  The test alert will run the command \n\n“id\t|\ttee\t/tmp/ttttttddddssss” as root.\n\n\n  *  after the test alert inspect \n\n/tmp/ttttttddddssss it'll contain the ids of the root user."}],"affected":[{"vendor":"OSNEXUS","product":"QuantaStor","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"6.0.0.355","versionType":"semver"}]}],"references":[{"url":"https://csirt.divd.nl/DIVD-2021-00020/","tags":["third-party-advisory"]},{"url":"https://www.osnexus.com/products/software-defined-storage","tags":["product"]},{"url":"https://csirt.divd.nl/CVE-2021-4406","tags":["third-party-advisory","exploit","technical-description"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.1,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-77","description":"CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection')","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"DIVD","orgId":"b87402ff-ae37-4194-9dae-31abdbd6f217","dateUpdated":"2025-09-24T15:46:35.837Z"},"credits":[{"lang":"en","type":"finder","value":"Wietse Boonstra (DIVD)"},{"lang":"en","type":"analyst","value":"Frank Breedijk (DIVD)"},{"lang":"en","type":"analyst","value":"Victor Pasman (DIVD)"},{"lang":"en","type":"analyst","value":"Victor Gevers (DIVD)"},{"lang":"en","type":"analyst","value":"Max van der Horst (DIVD)"},{"lang":"en","type":"analyst","value":"Célistine Oosting (DIVD)"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Upgrade to the latest version of OSNEXUS QuantaStor and hope it is fixed"}],"value":"Upgrade to the latest version of OSNEXUS QuantaStor and hope it is fixed"}],"source":{"discovery":"INTERNAL"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.divd.nl/DIVD-2021-00020","tags":["third-party-advisory","x_transferred"]},{"url":"https://www.osnexus.com/products/software-defined-storage","tags":["product","x_transferred"]},{"url":"https://csirt.divd.nl/CVE-2021-4406","tags":["third-party-advisory","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T17:23:10.705Z"}},{"title":"CISA ADP Vulnrichment","references":[{"url":"https://csirt.divd.nl/cves/CVE-2021-4406/","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-09-24T13:40:31.901830Z","id":"CVE-2021-4406","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-09-24T13:40:46.757Z"}}]}}}