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vuln-cve/data/2021/43xxx/CVE-2021-43787.json
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{
"containers": {
"cna": {
"affected": [
{
"product": "NodeBB",
"vendor": "NodeBB",
"versions": [
{
"status": "affected",
"version": ">= 1.15.5, < 1.18.5"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Nodebb is an open source Node.js based forum software. In affected versions a prototype pollution vulnerability in the uploader module allowed a malicious user to inject arbitrary data (i.e. javascript) into the DOM, theoretically allowing for an account takeover when used in conjunction with a path traversal vulnerability disclosed at the same time as this report. The vulnerability has been patched as of v1.18.5. Users are advised to upgrade as soon as possible."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-79",
"description": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')",
"lang": "en",
"type": "CWE"
}
]
},
{
"descriptions": [
{
"cweId": "CWE-1321",
"description": "CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2022-09-13T18:00:35.000Z",
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/NodeBB/NodeBB/security/advisories/GHSA-wx69-rvg3-x7fc"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/NodeBB/NodeBB/commit/1783f918bc19568f421473824461ff2ed7755e4c"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/NodeBB/NodeBB/releases/tag/v1.18.5"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://blog.sonarsource.com/nodebb-remote-code-execution-with-one-shot/"
}
],
"source": {
"advisory": "GHSA-wx69-rvg3-x7fc",
"discovery": "UNKNOWN"
},
"title": "XSS via prototype pollution",
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "security-advisories@github.com",
"ID": "CVE-2021-43787",
"STATE": "PUBLIC",
"TITLE": "XSS via prototype pollution"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "NodeBB",
"version": {
"version_data": [
{
"version_value": ">= 1.15.5, < 1.18.5"
}
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}
}
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},
"vendor_name": "NodeBB"
}
]
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},
"data_format": "MITRE",
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"data_version": "4.0",
"description": {
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"value": "Nodebb is an open source Node.js based forum software. In affected versions a prototype pollution vulnerability in the uploader module allowed a malicious user to inject arbitrary data (i.e. javascript) into the DOM, theoretically allowing for an account takeover when used in conjunction with a path traversal vulnerability disclosed at the same time as this report. The vulnerability has been patched as of v1.18.5. Users are advised to upgrade as soon as possible."
}
]
},
"impact": {
"cvss": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H",
"version": "3.1"
}
},
"problemtype": {
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{
"description": [
{
"lang": "eng",
"value": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"
}
]
},
{
"description": [
{
"lang": "eng",
"value": "CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://github.com/NodeBB/NodeBB/security/advisories/GHSA-wx69-rvg3-x7fc",
"refsource": "CONFIRM",
"url": "https://github.com/NodeBB/NodeBB/security/advisories/GHSA-wx69-rvg3-x7fc"
},
{
"name": "https://github.com/NodeBB/NodeBB/commit/1783f918bc19568f421473824461ff2ed7755e4c",
"refsource": "MISC",
"url": "https://github.com/NodeBB/NodeBB/commit/1783f918bc19568f421473824461ff2ed7755e4c"
},
{
"name": "https://github.com/NodeBB/NodeBB/releases/tag/v1.18.5",
"refsource": "MISC",
"url": "https://github.com/NodeBB/NodeBB/releases/tag/v1.18.5"
},
{
"name": "https://blog.sonarsource.com/nodebb-remote-code-execution-with-one-shot/",
"refsource": "MISC",
"url": "https://blog.sonarsource.com/nodebb-remote-code-execution-with-one-shot/"
}
]
},
"source": {
"advisory": "GHSA-wx69-rvg3-x7fc",
"discovery": "UNKNOWN"
}
}
},
"adp": [
{
"providerMetadata": {
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE",
"dateUpdated": "2024-08-04T04:03:08.858Z"
},
"title": "CVE Program Container",
"references": [
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://github.com/NodeBB/NodeBB/security/advisories/GHSA-wx69-rvg3-x7fc"
},
{
"tags": [
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],
"url": "https://github.com/NodeBB/NodeBB/commit/1783f918bc19568f421473824461ff2ed7755e4c"
},
{
"tags": [
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],
"url": "https://github.com/NodeBB/NodeBB/releases/tag/v1.18.5"
},
{
"tags": [
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"x_transferred"
],
"url": "https://blog.sonarsource.com/nodebb-remote-code-execution-with-one-shot/"
}
]
}
]
},
"cveMetadata": {
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"assignerShortName": "GitHub_M",
"cveId": "CVE-2021-43787",
"datePublished": "2021-11-29T19:30:11.000Z",
"dateReserved": "2021-11-16T00:00:00.000Z",
"dateUpdated": "2024-08-04T04:03:08.858Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
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