140 lines
5.8 KiB
JSON
140 lines
5.8 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-40968",
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"assignerOrgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d",
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"state": "PUBLISHED",
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"assignerShortName": "vmware",
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"dateReserved": "2026-04-16T02:18:56.133Z",
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"datePublished": "2026-04-28T13:42:35.525Z",
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"dateUpdated": "2026-04-28T14:36:35.953Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d",
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"shortName": "vmware",
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"dateUpdated": "2026-04-28T13:42:35.525Z"
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},
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"title": "Spring gRPC SecurityContext leaks across requests on authorization failure",
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"problemTypes": [
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{
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"descriptions": [
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{
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"lang": "en",
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"cweId": "CWE-653",
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"description": "CWE-653: Improper Isolation or Compartmentalization",
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"type": "CWE"
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}
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]
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}
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],
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"impacts": [
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{
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"descriptions": [
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{
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"lang": "en",
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"value": "A subsequent request on the same gRPC worker thread may inherit a prior user’s authenticated identity after an authorization failure, enabling privilege escalation (CVSS v3.1: low confidentiality and integrity impact)."
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}
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]
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}
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],
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"affected": [
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{
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"vendor": "Spring",
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"product": "Spring gRPC",
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"versions": [
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{
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"status": "affected",
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"version": "1.0.0",
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"lessThan": "1.0.3",
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"versionType": "custom"
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}
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],
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"defaultStatus": "unaffected"
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}
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],
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"descriptions": [
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{
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"lang": "en",
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"value": "When an authenticated user is denied access to a gRPC method, their authenticated identity remains bound to the gRPC worker thread and can be inherited by a subsequent unauthenticated request on the same thread. This may allow the subsequent user to gain escalated permissions.\n\nAffected versions:\nSpring gRPC: 1.0.0 - 1.0.2 (fixed in 1.0.3). Older, unsupported versions are also affected.",
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"supportingMedia": [
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{
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"type": "text/html",
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"base64": false,
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"value": "When an authenticated user is denied access to a gRPC method, their authenticated identity remains bound to the gRPC worker thread and can be inherited by a subsequent unauthenticated request on the same thread. This may allow the subsequent user to gain escalated permissions.<br><br>Affected versions:<br>Spring gRPC: 1.0.0 - 1.0.2 (fixed in 1.0.3). Older, unsupported versions are also affected."
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}
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]
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}
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],
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"references": [
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{
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"url": "https://spring.io/security/cve-2026-40968"
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}
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],
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"metrics": [
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{
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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}
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],
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"cvssV3_1": {
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"version": "3.1",
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"attackVector": "NETWORK",
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"attackComplexity": "HIGH",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "LOW",
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"integrityImpact": "LOW",
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"availabilityImpact": "NONE",
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"baseSeverity": "MEDIUM",
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"baseScore": 4.3,
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"vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N"
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}
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}
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],
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"source": {
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"discovery": "UNKNOWN"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-04-28T14:36:11.607363Z",
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"id": "CVE-2026-40968",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-04-28T14:36:35.953Z"
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}
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}
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]
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}
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} |