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{
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"cveMetadata": {
"cveId": "CVE-2023-39240",
"assignerOrgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e",
"state": "PUBLISHED",
"assignerShortName": "twcert",
"dateReserved": "2023-07-26T00:58:24.845Z",
"datePublished": "2023-09-07T07:25:32.504Z",
"dateUpdated": "2024-09-26T19:19:30.745Z"
},
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "RT-AX55",
"vendor": "ASUS",
"versions": [
{
"status": "affected",
"version": "3.0.0.4.386_50460"
}
]
},
{
"defaultStatus": "unaffected",
"product": "RT-AX56U_V2",
"vendor": "ASUS",
"versions": [
{
"status": "affected",
"version": "3.0.0.4.386_50460"
}
]
}
],
"datePublic": "2023-09-15T01:00:00.000Z",
"descriptions": [
{
"lang": "en",
"supportingMedia": [
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"base64": false,
"type": "text/html",
"value": "\n\nIt is identified a format string vulnerability in ASUS RT-AX56U V2’s iperf client function API. This vulnerability is caused by lacking validation for a specific value within its set_iperf3_cli.cgi module. A remote attacker with administrator privilege can exploit this vulnerability to perform remote arbitrary code execution, arbitrary system operation or disrupt service.\n\n"
}
],
"value": "\nIt is identified a format string vulnerability in ASUS RT-AX56U V2’s iperf client function API. This vulnerability is caused by lacking validation for a specific value within its set_iperf3_cli.cgi module. A remote attacker with administrator privilege can exploit this vulnerability to perform remote arbitrary code execution, arbitrary system operation or disrupt service.\n\n"
}
],
"impacts": [
{
"capecId": "CAPEC-135",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-135 Format String Injection"
}
]
}
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"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.2,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
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}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-134",
"description": "CWE-134 Use of Externally-Controlled Format String",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"orgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e",
"shortName": "twcert",
"dateUpdated": "2024-03-27T07:02:04.782Z"
},
"references": [
{
"url": "https://www.twcert.org.tw/tw/cp-132-7356-021bf-1.html"
}
],
"solutions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\n\n\n\n<p>RT-AX55: update to 3.0.0.4.386_51948 </p><p>RT-AX56U_V2: update to 3.0.0.4.386_51948 <br></p>"
}
],
"value": "\nRT-AX55: update to 3.0.0.4.386_51948 \n\nRT-AX56U_V2: update to 3.0.0.4.386_51948 \n\n"
}
],
"source": {
"advisory": "TVN-202309009",
"discovery": "EXTERNAL"
},
"title": "ASUS RT-AX55、RT-AX56U_V2 - Format String - 3",
"x_generator": {
"engine": "Vulnogram 0.1.0-dev"
}
},
"adp": [
{
"providerMetadata": {
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE",
"dateUpdated": "2024-08-02T18:02:06.659Z"
},
"title": "CVE Program Container",
"references": [
{
"url": "https://www.twcert.org.tw/tw/cp-132-7356-021bf-1.html",
"tags": [
"x_transferred"
]
}
]
},
{
"affected": [
{
"vendor": "asus",
"product": "rt-ax56u_v2",
"cpes": [
"cpe:2.3:h:asus:rt-ax56u_v2:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"versions": [
{
"version": "3.0.0.4.386.50460",
"status": "affected"
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},
{
"vendor": "asus",
"product": "rt-ax55",
"cpes": [
"cpe:2.3:h:asus:rt-ax55:-:*:*:*:*:*:*:*"
],
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"versions": [
{
"version": "3.0.0.4.386_50460",
"status": "affected"
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"metrics": [
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"other": {
"type": "ssvc",
"content": {
"timestamp": "2024-09-26T19:18:03.026290Z",
"id": "CVE-2023-39240",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"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": "2024-09-26T19:19:30.745Z"
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}