CVE-2021-42083

{"id": "CVE-2021-42083", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "csirt@divd.nl", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.7, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.8, "exploitabilityScore": 2.3}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 2.3}]}, "published": "2023-07-10T16:15:47.690", "references": [{"url": "https://csirt.divd.nl/CVE-2021-42083", "tags": ["Third Party Advisory"], "source": "csirt@divd.nl"}, {"url": "https://csirt.divd.nl/DIVD-2021-00020/", "source": "csirt@divd.nl"}, {"url": "https://www.osnexus.com/products/software-defined-storage", "tags": ["Product"], "source": "csirt@divd.nl"}, {"url": "https://www.wbsec.nl/osnexus", "tags": ["Third Party Advisory"], "source": "csirt@divd.nl"}, {"url": "https://csirt.divd.nl/CVE-2021-42083", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.divd.nl/DIVD-2021-00020", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.osnexus.com/products/software-defined-storage", "tags": ["Product"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.wbsec.nl/osnexus", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "csirt@divd.nl", "description": [{"lang": "en", "value": "CWE-79"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-79"}]}], "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\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."}], "lastModified": "2025-09-22T07:15:40.060", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:osnexus:quantastor:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5E101217-36C7-4C28-8C61-7744481D2D0E", "versionEndExcluding": "6.0.0.355"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "703AF700-7A70-47E2-BC3A-7FD03B3CA9C1"}, {"criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "csirt@divd.nl"}