162 lines
6.8 KiB
JSON
162 lines
6.8 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-2026-55998",
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"assignerOrgId": "404e59f5-483d-4b8a-8e7a-e67604dd8afb",
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"state": "PUBLISHED",
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"assignerShortName": "suse",
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"dateReserved": "2026-06-18T09:26:55.988Z",
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"datePublished": "2026-08-05T07:51:21.731Z",
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"dateUpdated": "2026-08-05T13:13:02.031Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "404e59f5-483d-4b8a-8e7a-e67604dd8afb",
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"shortName": "suse",
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"dateUpdated": "2026-08-05T07:51:21.731Z"
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},
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"title": "Cluster Existence Oracle via Unauthenticated Import Endpoint",
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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-204",
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"description": "CWE-204 Observable response discrepancy",
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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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"affected": [
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{
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"vendor": "SUSE",
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"product": "Rancher",
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"packageName": "Rancher",
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"versions": [
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{
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"status": "affected",
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"version": "2.14.0",
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"lessThan": "2.14.4",
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"versionType": "semver"
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},
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{
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"status": "affected",
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"version": "2.13.0",
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"lessThan": "2.13.8",
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"versionType": "semver"
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},
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{
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"status": "affected",
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"version": "2.12.0",
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"lessThan": "2.12.12",
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"versionType": "semver"
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},
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{
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"status": "affected",
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"version": "2.11.0",
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"lessThan": "2.11.16",
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"versionType": "semver"
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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": "The endpoint /v3/import/{token}_{clusterId}.yaml retrieves the cluster object before validating the token. When a valid cluster ID references a cluster that has private registry secrets configured, a nil pointer dereference in pkg/systemtemplate/private_registry.go causes the request to return HTTP 502 Bad Gateway. For cluster IDs that do not exist, the endpoint returns HTTP 200. This observable difference in response codes constitutes a reliable enumeration oracle.",
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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": "<p><span>The endpoint /v3/import/{token}_{clusterId}.yaml retrieves the cluster object before validating the token. When a valid cluster ID references a cluster that has private registry secrets configured, a nil pointer dereference in pkg/systemtemplate/private_registry.go causes the request to return HTTP 502 Bad Gateway. For cluster IDs that do not exist, the endpoint returns HTTP 200. This observable difference in response codes constitutes a reliable enumeration oracle.</span></p>"
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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://github.com/rancher/rancher/security/advisories/GHSA-23h9-rr79-r3gh"
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},
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{
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"url": "https://bugzilla.suse.com/show_bug.cgi?id=CVE-2026-55998"
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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": "LOW",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "LOW",
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"integrityImpact": "NONE",
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"availabilityImpact": "NONE",
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"baseSeverity": "MEDIUM",
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"baseScore": 5.3,
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
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}
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}
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],
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"credits": [
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{
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"lang": "en",
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"value": "This vulnerability was discovered and reported by Michael Wollner (@ibonok) from Deutsche Telekom AG.",
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"type": "finder"
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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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"x_generator": {
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"engine": "Vulnogram 1.0.4"
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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": "2026-08-05T13:11:15.281747Z",
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"id": "CVE-2026-55998",
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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": "yes"
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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": "2026-08-05T13:13:02.031Z"
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}
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}
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]
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}
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} |