gsd-2021-37859
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
Fixed a bypass for a reflected cross-site scripting vulnerability affecting OAuth-enabled instances of Mattermost.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2021-37859",
"description": "Fixed a bypass for a reflected cross-site scripting vulnerability affecting OAuth-enabled instances of Mattermost.",
"id": "GSD-2021-37859"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2021-37859"
],
"details": "Fixed a bypass for a reflected cross-site scripting vulnerability affecting OAuth-enabled instances of Mattermost.",
"id": "GSD-2021-37859",
"modified": "2023-12-13T01:23:09.851640Z",
"schema_version": "1.4.0"
}
},
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"ID": "CVE-2021-37859",
"STATE": "PUBLIC",
"TITLE": "Reflected XSS in OAuth Flow"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Mattermost ",
"version": {
"version_data": [
{
"version_affected": "\u003c=",
"version_name": "5.32.0",
"version_value": "5.36.0"
},
{
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"version_value": "5.34.5"
},
{
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}
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}
]
},
"generator": {
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},
"impact": {
"cvss": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 7.1,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-79 Cross-site Scripting (XSS)"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://mattermost.com/security-updates/",
"refsource": "MISC",
"url": "https://mattermost.com/security-updates/"
}
]
},
"source": {
"advisory": "MMSA-2021-0055",
"defect": [
"https://mattermost.atlassian.net/browse/MM-36249"
],
"discovery": "EXTERNAL"
}
},
"nvd.nist.gov": {
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"nodes": [
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"cpe_name": [],
"versionEndExcluding": "5.34.5",
"versionStartIncluding": "5.32.0",
"vulnerable": true
},
{
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"cpe_name": [],
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},
{
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"cpe_name": [],
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"refsource": "MISC",
"tags": [
"Vendor Advisory"
],
"url": "https://mattermost.com/security-updates/"
}
]
}
},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": true
},
"baseMetricV3": {
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"attackVector": "NETWORK",
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"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
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"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 2.7
}
},
"lastModifiedDate": "2021-08-12T19:01Z",
"publishedDate": "2021-08-05T20:15Z"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
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