254 lines
10 KiB
JSON
254 lines
10 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-2026-6967",
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"assignerOrgId": "ff89ba41-3aa1-4d27-914a-91399e9639e5",
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"state": "PUBLISHED",
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"assignerShortName": "AMZN",
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"dateReserved": "2026-04-24T16:15:46.781Z",
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"datePublished": "2026-04-24T19:41:43.460Z",
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"dateUpdated": "2026-10-20T18:26:25.513Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "ff89ba41-3aa1-4d27-914a-91399e9639e5",
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"shortName": "AMZN",
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"dateUpdated": "2026-10-20T18:26:25.513Z"
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},
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"title": "Missing Delegated Metadata Validation in awslabs/tough",
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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-345",
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"description": "CWE-345: Insufficient Verification of Data Authenticity",
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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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"capecId": "CAPEC-141",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-141: Cache Poisoning"
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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": "AWS",
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"product": "tough",
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"versions": [
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{
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"status": "affected",
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"version": "0.9.0",
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"lessThanOrEqual": "0.21",
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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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"vendor": "AWS",
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"product": "tuftool",
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"versions": [
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{
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"status": "affected",
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"version": "0",
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"lessThanOrEqual": "0.14",
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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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"cpeApplicability": [
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{
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"operator": "OR",
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"nodes": [
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{
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"operator": "OR",
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{
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"vulnerable": true,
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"versionStartIncluding": "0.9.0",
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"versionEndIncluding": "0.21"
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}
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]
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},
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{
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"versionStartIncluding": "0",
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"versionEndIncluding": "0.14"
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}
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]
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}
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]
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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": "Missing expiration, hash, and length enforcement in delegated metadata validation in awslabs/tough before tough-v0.22.0 allows remote authenticated users with delegated signing authority to bypass TUF specification integrity checks for delegated targets metadata and poison the local metadata cache, because load_delegations does not apply the same validation checks as the top-level targets metadata path.\n\n\n\nWe recommend you upgrade to tough-v0.22.0 / tuftool-v0.15.0.",
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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>Missing expiration, hash, and length enforcement in delegated metadata validation in awslabs/tough before tough-v0.22.0 allows remote authenticated users with delegated signing authority to bypass TUF specification integrity checks for delegated targets metadata and poison the local metadata cache, because load_delegations does not apply the same validation checks as the top-level targets metadata path.</p><p>We recommend you upgrade to tough-v0.22.0 / tuftool-v0.15.0.</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://aws.amazon.com/security/security-bulletins/2026-019-aws/",
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"tags": [
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"vendor-advisory"
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]
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},
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{
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"url": "https://github.com/awslabs/tough/releases/tag/tough-v0.22.0",
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"tags": [
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"patch"
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]
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},
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{
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"url": "https://github.com/awslabs/tough/releases/tag/tuftool-v0.15.0",
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"tags": [
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"patch"
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]
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},
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{
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"url": "https://crates.io/crates/tough/0.22.0",
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"tags": [
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"patch"
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]
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},
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{
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"url": "https://crates.io/crates/tuftool/0.15.0",
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"tags": [
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"patch"
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]
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},
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{
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"url": "https://github.com/awslabs/tough/security/advisories/GHSA-4v58-8p28-2rq3",
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"tags": [
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"third-party-advisory"
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]
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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": "NONE",
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"integrityImpact": "HIGH",
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"availabilityImpact": "LOW",
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"baseSeverity": "MEDIUM",
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"baseScore": 5.9,
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"vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:L"
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}
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},
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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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"cvssV4_0": {
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"attackVector": "NETWORK",
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"attackComplexity": "HIGH",
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"attackRequirements": "PRESENT",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "NONE",
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"subConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "HIGH",
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"subIntegrityImpact": "HIGH",
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"vulnAvailabilityImpact": "NONE",
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"subAvailabilityImpact": "LOW",
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"exploitMaturity": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"valueDensity": "NOT_DEFINED",
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"vulnerabilityResponseEffort": "NOT_DEFINED",
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"providerUrgency": "NOT_DEFINED",
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"version": "4.0",
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"baseSeverity": "HIGH",
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"baseScore": 7.1,
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"vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:H/SA:L"
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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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"x_generator": {
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"engine": "Vulnogram 1.0.1"
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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": "2026-04-24T20:13:04.619106Z",
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"id": "CVE-2026-6967",
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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": "2026-04-24T20:13:20.016Z"
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}
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}
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]
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}
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} |