{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2021-4406", "assignerOrgId": "b87402ff-ae37-4194-9dae-31abdbd6f217", "state": "PUBLISHED", "assignerShortName": "DIVD", "dateReserved": "2023-07-05T15:24:56.556Z", "datePublished": "2023-07-10T06:29:48.698Z", "dateUpdated": "2025-09-24T15:46:35.837Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unknown", "product": "QuantaStor", "vendor": "OSNEXUS", "versions": [{"lessThanOrEqual": "6.0.0.355", "status": "affected", "version": "0", "versionType": "semver"}]}], "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": "C\u00e9listine Oosting (DIVD)"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "An authenticated attacker is able to create alerts that trigger a stored XSS attack.<br><br>POC<br><br><br><ol><li><p>go to the alert manager</p></li><li>open the ITSM tab</li><li><p>add a webhook with the URL/service token value </p><tt>'\t-h\t&amp;&amp;\tid\t|\ttee\t/tmp/ttttttddddssss\t#'</tt><p> (whitespaces are tab characters)</p></li><li><p>click add</p></li><li><p>click apply</p></li><li><p>create a test alert</p></li><li><p>The test alert will run the command </p><tt>\u201cid\t|\ttee\t/tmp/ttttttddddssss\u201d</tt><p> as root.</p></li><li><p>after the test alert inspect </p><tt>/tmp/ttttttddddssss</tt><p> it'll contain the ids of the root user.<br></p></li></ol><b></b><br>"}], "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\u201cid\t|\ttee\t/tmp/ttttttddddssss\u201d as root.\n\n\n * after the test alert inspect \n\n/tmp/ttttttddddssss it'll contain the ids of the root user."}], "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": {"orgId": "b87402ff-ae37-4194-9dae-31abdbd6f217", "shortName": "DIVD", "dateUpdated": "2025-09-24T15:46:35.837Z"}, "references": [{"tags": ["third-party-advisory"], "url": "https://csirt.divd.nl/DIVD-2021-00020/"}, {"tags": ["product"], "url": "https://www.osnexus.com/products/software-defined-storage"}, {"tags": ["third-party-advisory", "exploit", "technical-description"], "url": "https://csirt.divd.nl/CVE-2021-4406"}], "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"}, "title": "Authenticated Remote COmmand Execution as root in OSNEXUS QuantaStor version 6.0.0.355 and others", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:23:10.705Z"}, "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"]}]}, {"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"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-09-24T13:40:46.757Z"}}]}}

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