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vuln-cve/data/2025/46xxx/CVE-2025-46821.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"cveMetadata": {
"cveId": "CVE-2025-46821",
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"state": "PUBLISHED",
"assignerShortName": "GitHub_M",
"dateReserved": "2025-04-30T19:41:58.134Z",
"datePublished": "2025-05-07T21:24:07.891Z",
"dateUpdated": "2025-05-08T14:11:13.676Z"
},
"containers": {
"cna": {
"title": "Envoy vulnerable to bypass of RBAC uri_template permission",
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-186",
"lang": "en",
"description": "CWE-186: Overly Restrictive Regular Expression",
"type": "CWE"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
"version": "3.1"
}
}
],
"references": [
{
"name": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-c7cm-838g-6g67",
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-c7cm-838g-6g67"
}
],
"affected": [
{
"vendor": "envoyproxy",
"product": "envoy",
"versions": [
{
"version": "< 1.31.8",
"status": "affected"
},
{
"version": ">= 1.32.0, < 1.32.6",
"status": "affected"
},
{
"version": ">= 1.33.0, < 1.33.3",
"status": "affected"
},
{
"version": ">= 1.34.0, < 1.34.1",
"status": "affected"
}
]
}
],
"providerMetadata": {
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M",
"dateUpdated": "2025-05-07T21:24:07.891Z"
},
"descriptions": [
{
"lang": "en",
"value": "Envoy is a cloud-native edge/middle/service proxy. Prior to versions 1.34.1, 1.33.3, 1.32.6, and 1.31.8, Envoy's URI template matcher incorrectly excludes the `*` character from a set of valid characters in the URI path. As a result URI path containing the `*` character will not match a URI template expressions. This can result in bypass of RBAC rules when configured using the `uri_template` permissions. This vulnerability is fixed in Envoy versions v1.34.1, v1.33.3, v1.32.6, v1.31.8. As a workaround, configure additional RBAC permissions using `url_path` with `safe_regex` expression."
}
],
"source": {
"advisory": "GHSA-c7cm-838g-6g67",
"discovery": "UNKNOWN"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2025-05-08T13:43:52.581427Z",
"id": "CVE-2025-46821",
"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": "2025-05-08T14:11:13.676Z"
}
}
]
}
}