222 lines
9.4 KiB
JSON
222 lines
9.4 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-2026-70457",
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"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"state": "PUBLISHED",
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"assignerShortName": "VulnCheck",
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"dateReserved": "2026-08-04T14:52:23.814Z",
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"datePublished": "2026-08-13T14:44:30.104Z",
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"dateUpdated": "2026-08-14T16:51:21.628Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"shortName": "VulnCheck",
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"dateUpdated": "2026-08-14T16:51:21.628Z"
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},
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"title": "rsync 3.2.3 < 3.5.0 Out-of-Bounds Write via parse_size_arg()",
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"datePublic": "2026-08-12T00:00:00.000Z",
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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-131",
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"description": "CWE-131 Incorrect Calculation of Buffer Size",
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"type": "CWE"
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},
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{
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"lang": "en",
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"cweId": "CWE-787",
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"description": "CWE-787 Out-of-bounds Write",
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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": "RsyncProject",
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"product": "rsync",
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"repo": "https://github.com/RsyncProject/rsync",
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"versions": [
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{
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"status": "affected",
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"version": "3.2.3",
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"lessThanOrEqual": "3.4.4",
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"versionType": "semver"
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},
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{
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"status": "unaffected",
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"version": "3.5.0",
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"versionType": "semver"
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}
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],
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"defaultStatus": "unaffected",
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"packageURL": "pkg:github/RsyncProject/rsync"
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}
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:samba:rsync:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "3.2.3",
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"versionEndIncluding": "3.4.4"
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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": "rsync 3.2.3 before 3.5.0 contains an out-of-bounds write in parse_size_arg() where the return value of snprintf() is used directly as an index into a .bss-segment array without bounds checking. When snprintf truncates the formatted size string, the return value equals the number of characters that would have been written including the truncated portion, and this value may exceed the array length. The subsequent indexed write targets memory outside the intended array bounds, corrupting .bss memory.",
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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>rsync 3.2.3 before 3.5.0 contains an out-of-bounds write in parse_size_arg() where the return value of snprintf() is used directly as an index into a .bss-segment array without bounds checking. When snprintf truncates the formatted size string, the return value equals the number of characters that would have been written including the truncated portion, and this value may exceed the array length. The subsequent indexed write targets memory outside the intended array bounds, corrupting .bss memory.</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/RsyncProject/rsync/security/advisories/GHSA-pg7g-xqmr-xpfh",
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"name": "GitHub Security Advisory (GHSA-pg7g-xqmr-xpfh)",
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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/RsyncProject/rsync/releases/tag/v3.5.0",
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"name": "rsync 3.5.0 Release Notes",
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"tags": [
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"release-notes"
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]
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},
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{
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"url": "https://www.vulncheck.com/advisories/rsync-out-of-bounds-write-via-parse-size-arg",
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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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"cvssV4_0": {
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"attackVector": "NETWORK",
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"attackComplexity": "HIGH",
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"attackRequirements": "NONE",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "NONE",
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"subConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "LOW",
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"subIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "HIGH",
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"subAvailabilityImpact": "NONE",
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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": 8.3,
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"vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N"
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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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"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": "NONE",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "NONE",
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"integrityImpact": "LOW",
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"availabilityImpact": "HIGH",
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"baseSeverity": "MEDIUM",
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"baseScore": 6.5,
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"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H"
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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": "gregkh",
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"type": "finder"
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}
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],
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"source": {
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"discovery": "EXTERNAL"
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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": "2026-08-13T17:32:36.324059Z",
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"id": "CVE-2026-70457",
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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": "2026-08-13T17:33:51.308Z"
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}
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}
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]
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}
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} |