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vuln-cve/data/2023/32xxx/CVE-2023-32732.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"cveMetadata": {
"cveId": "CVE-2023-32732",
"assignerOrgId": "14ed7db2-1595-443d-9d34-6215bf890778",
"state": "PUBLISHED",
"assignerShortName": "Google",
"dateReserved": "2023-05-12T08:58:54.033Z",
"datePublished": "2023-06-09T10:48:15.075Z",
"dateUpdated": "2025-02-13T16:55:01.392Z"
},
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "gRPC",
"vendor": "Google",
"versions": [
{
"lessThan": "1.54",
"status": "affected",
"version": "1.53",
"versionType": "custom"
}
]
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "gRPC contains a vulnerability whereby a client can cause a termination of connection between a HTTP2 proxy and a gRPC server: a base64 encoding error for `-bin` suffixed headers will result in a disconnection by the gRPC server, but is typically allowed by HTTP2 proxies. We recommend upgrading beyond the commit in&nbsp;<a target=\"_blank\" rel=\"nofollow\" href=\"https://www.google.com/url?sa=D&amp;q=https%3A%2F%2Fgithub.com%2Fgrpc%2Fgrpc%2Fpull%2F32309\">https://github.com/grpc/grpc/pull/32309</a><br>"
}
],
"value": "gRPC contains a vulnerability whereby a client can cause a termination of connection between a HTTP2 proxy and a gRPC server: a base64 encoding error for `-bin` suffixed headers will result in a disconnection by the gRPC server, but is typically allowed by HTTP2 proxies. We recommend upgrading beyond the commit in  https://github.com/grpc/grpc/pull/32309 https://www.google.com/url"
}
],
"impacts": [
{
"capecId": "CAPEC-220",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-220 Client-Server Protocol Manipulation"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-440",
"description": "CWE-440: Expected Behavior Violation",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"orgId": "14ed7db2-1595-443d-9d34-6215bf890778",
"shortName": "Google",
"dateUpdated": "2023-07-23T02:06:09.201Z"
},
"references": [
{
"url": "https://github.com/grpc/grpc/pull/32309"
},
{
"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/37IDNVY5AWVH7JDMM2SDTL24ZPPZJNSY/"
},
{
"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VWE44J5FG7THHL7XVEVTNIGEYBNKJBLL/"
}
],
"solutions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Fixes available in these releases:<br>- 1.52.2: <a target=\"_blank\" rel=\"nofollow\" href=\"https://github.com/grpc/grpc/releases/tag/v1.52.2\">https://github.com/grpc/grpc/releases/tag/v1.52.2</a><br>- 1.53.1: <a target=\"_blank\" rel=\"nofollow\" href=\"https://github.com/grpc/grpc/releases/tag/v1.53.1\">https://github.com/grpc/grpc/releases/tag/v1.53.1</a><br>- 1.54.2: <a target=\"_blank\" rel=\"nofollow\" href=\"https://github.com/grpc/grpc/releases/tag/v1.54.2\">https://github.com/grpc/grpc/releases/tag/v1.54.2</a><br>- 1.55.0: <a target=\"_blank\" rel=\"nofollow\" href=\"https://github.com/grpc/grpc/releases/tag/v1.55.0\">https://github.com/grpc/grpc/releases/tag/v1.55.0</a><br><br>"
}
],
"value": "Fixes available in these releases:\n- 1.52.2: https://github.com/grpc/grpc/releases/tag/v1.52.2 https://github.com/grpc/grpc/releases/tag/v1.52.2 \n- 1.53.1: https://github.com/grpc/grpc/releases/tag/v1.53.1 https://github.com/grpc/grpc/releases/tag/v1.53.1 \n- 1.54.2: https://github.com/grpc/grpc/releases/tag/v1.54.2 https://github.com/grpc/grpc/releases/tag/v1.54.2 \n- 1.55.0: https://github.com/grpc/grpc/releases/tag/v1.55.0 https://github.com/grpc/grpc/releases/tag/v1.55.0"
}
],
"source": {
"discovery": "UNKNOWN"
},
"title": "Denial-of-Service in gRPC",
"x_generator": {
"engine": "Vulnogram 0.1.0-dev"
}
},
"adp": [
{
"providerMetadata": {
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE",
"dateUpdated": "2024-08-02T15:25:36.637Z"
},
"title": "CVE Program Container",
"references": [
{
"url": "https://github.com/grpc/grpc/pull/32309",
"tags": [
"x_transferred"
]
},
{
"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/37IDNVY5AWVH7JDMM2SDTL24ZPPZJNSY/",
"tags": [
"x_transferred"
]
},
{
"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VWE44J5FG7THHL7XVEVTNIGEYBNKJBLL/",
"tags": [
"x_transferred"
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}
]
},
{
"affected": [
{
"vendor": "grpc",
"product": "grpc",
"cpes": [
"cpe:2.3:a:grpc:grpc:*:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"versions": [
{
"version": "1.53",
"status": "affected",
"lessThan": "1.54",
"versionType": "custom"
}
]
}
],
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2024-09-26T18:59:27.982940Z",
"id": "CVE-2023-32732",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2024-09-26T19:03:12.183Z"
}
}
]
}
}
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