René Helmke 7791f18b51 bootstrap
2023-05-16 16:09:41 +02:00

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{
"id": "CVE-2021-36539",
"sourceIdentifier": "cve@mitre.org",
"published": "2023-01-26T21:15:23.730",
"lastModified": "2023-02-02T18:09:54.313",
"vulnStatus": "Analyzed",
"descriptions": [
{
"lang": "en",
"value": "Instructure Canvas LMS didn't properly deny access to locked/unpublished files when the unprivileged user access the DocViewer based file preview URL (canvadoc_session_url)."
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM"
},
"exploitabilityScore": 2.8,
"impactScore": 3.6
}
]
},
"weaknesses": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "CWE-200"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:a:instructure:canvas_learning_management_service:*:*:*:*:*:*:*:*",
"versionEndExcluding": "2022-10-15",
"matchCriteriaId": "64B90B12-957C-4A19-BFFA-DC8983B4AA2D"
}
]
}
]
}
],
"references": [
{
"url": "https://github.com/gaukas/instructure-canvas-file-oracle",
"source": "cve@mitre.org",
"tags": [
"Exploit",
"Third Party Advisory"
]
},
{
"url": "https://github.com/instructure/canvas-lms/issues/1905",
"source": "cve@mitre.org",
"tags": [
"Exploit",
"Issue Tracking",
"Third Party Advisory"
]
}
]
}