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vuln-cve/data/2021/4xxx/CVE-2021-4226.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"cveMetadata": {
"cveId": "CVE-2021-4226",
"assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
"state": "PUBLISHED",
"assignerShortName": "WPScan",
"requesterUserId": "dc9e157c-ddf1-4983-adaf-9f01d16b5e04",
"dateReserved": "2022-04-10T06:55:50.348Z",
"datePublished": "2022-12-15T17:14:40.696Z",
"dateUpdated": "2025-04-21T14:18:04.471Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
"shortName": "WPScan",
"dateUpdated": "2022-12-15T17:14:40.696Z"
},
"title": "RSFirewall < 1.1.25 - IP Block Bypass",
"problemTypes": [
{
"descriptions": [
{
"description": "CWE-639 Authorization Bypass Through User-Controlled Key",
"lang": "en",
"type": "CWE"
}
]
}
],
"affected": [
{
"vendor": "Unknown",
"product": "RSFirewall!",
"versions": [
{
"status": "affected",
"versionType": "custom",
"version": "0",
"lessThan": "1.1.25"
}
],
"defaultStatus": "unaffected",
"collectionURL": "https://wordpress.org/plugins"
}
],
"descriptions": [
{
"lang": "en",
"value": "RSFirewall tries to identify the original IP address by looking at different HTTP headers. A bypass is possible due to the way it is implemented."
}
],
"references": [
{
"url": "https://wpscan.com/vulnerability/c0ed80c8-ebbf-4ed9-b02f-31660097c352",
"tags": [
"exploit",
"vdb-entry",
"technical-description"
]
}
],
"credits": [
{
"lang": "en",
"value": "Daniel Ruf",
"type": "finder"
}
],
"source": {
"discovery": "EXTERNAL"
},
"x_generator": {
"engine": "WPScan CVE Generator"
}
},
"adp": [
{
"providerMetadata": {
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE",
"dateUpdated": "2024-08-03T17:16:04.258Z"
},
"title": "CVE Program Container",
"references": [
{
"url": "https://wpscan.com/vulnerability/c0ed80c8-ebbf-4ed9-b02f-31660097c352",
"tags": [
"exploit",
"vdb-entry",
"technical-description",
"x_transferred"
]
}
]
},
{
"problemTypes": [
{
"descriptions": [
{
"type": "CWE",
"cweId": "CWE-345",
"lang": "en",
"description": "CWE-345 Insufficient Verification of Data Authenticity"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 9.8,
"attackVector": "NETWORK",
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
}
},
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2025-04-21T14:17:13.945866Z",
"id": "CVE-2021-4226",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "yes"
},
{
"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": "2025-04-21T14:18:04.471Z"
}
}
]
}
}