207 lines
8.9 KiB
JSON
207 lines
8.9 KiB
JSON
{
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"containers": {
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"cna": {
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"affected": [
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{
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"product": "Rockwell Automation MicroLogix 1400",
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"vendor": "n/a",
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"versions": [
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{
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"status": "affected",
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"version": "MicroLogix 1400, All series Version 21.6 and below"
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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": "Rockwell Automation MicroLogix 1400 Version 21.6 and below may allow a remote unauthenticated attacker to send a specially crafted Modbus packet allowing the attacker to retrieve or modify random values in the register. If successfully exploited, this may lead to a buffer overflow resulting in a denial-of-service condition. The FAULT LED will flash RED and communications may be lost. Recovery from denial-of-service condition requires the fault to be cleared by the user."
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}
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],
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"problemTypes": [
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{
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"descriptions": [
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{
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"cweId": "CWE-120",
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"description": "CLASSIC BUFFER OVERFLOW CWE-120",
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"lang": "en",
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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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"providerMetadata": {
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"dateUpdated": "2021-03-25T15:59:07.000Z",
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"orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
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"shortName": "icscert"
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},
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"references": [
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{
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"tags": [
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"x_refsource_MISC"
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],
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"url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-033-01"
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},
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{
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"tags": [
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"x_refsource_MISC"
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],
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"url": "https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1129877/loc/en_US#__highlight"
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}
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],
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"x_legacyV4Record": {
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"CVE_data_meta": {
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"ASSIGNER": "ics-cert@hq.dhs.gov",
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"ID": "CVE-2021-22659",
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"STATE": "PUBLIC"
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},
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"affects": {
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"vendor": {
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"vendor_data": [
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{
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"product": {
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"product_data": [
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{
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"product_name": "Rockwell Automation MicroLogix 1400",
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"version": {
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"version_data": [
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{
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"version_value": "MicroLogix 1400, All series Version 21.6 and below"
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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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"vendor_name": "n/a"
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}
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]
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}
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},
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"data_format": "MITRE",
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"data_type": "CVE",
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"data_version": "4.0",
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"description": {
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"description_data": [
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{
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"lang": "eng",
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"value": "Rockwell Automation MicroLogix 1400 Version 21.6 and below may allow a remote unauthenticated attacker to send a specially crafted Modbus packet allowing the attacker to retrieve or modify random values in the register. If successfully exploited, this may lead to a buffer overflow resulting in a denial-of-service condition. The FAULT LED will flash RED and communications may be lost. Recovery from denial-of-service condition requires the fault to be cleared by the user."
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}
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]
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},
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"problemtype": {
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"problemtype_data": [
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{
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"description": [
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{
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"lang": "eng",
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"value": "CLASSIC BUFFER OVERFLOW CWE-120"
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}
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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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"reference_data": [
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{
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"name": "https://us-cert.cisa.gov/ics/advisories/icsa-21-033-01",
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"refsource": "MISC",
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"url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-033-01"
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},
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{
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"name": "https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1129877/loc/en_US#__highlight",
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"refsource": "MISC",
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"url": "https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1129877/loc/en_US#__highlight"
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}
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]
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}
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}
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},
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"adp": [
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{
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"providerMetadata": {
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"orgId": "af854a3a-2127-422b-91ae-364da2661108",
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"shortName": "CVE",
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"dateUpdated": "2024-08-03T18:51:07.020Z"
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},
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"title": "CVE Program Container",
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"references": [
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{
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"tags": [
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"x_refsource_MISC",
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"x_transferred"
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],
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"url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-033-01"
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},
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{
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"tags": [
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"x_refsource_MISC",
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"x_transferred"
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],
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"url": "https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1129877/loc/en_US#__highlight"
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}
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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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"cvssV3_1": {
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"scope": "UNCHANGED",
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"version": "3.1",
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"baseScore": 7.5,
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"attackVector": "NETWORK",
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"baseSeverity": "HIGH",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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"integrityImpact": "NONE",
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"userInteraction": "NONE",
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"attackComplexity": "LOW",
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"availabilityImpact": "HIGH",
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"privilegesRequired": "NONE",
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"confidentialityImpact": "NONE"
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}
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},
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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": "2026-06-03T13:09:27.807640Z",
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"id": "CVE-2021-22659",
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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": "2026-06-03T13:10:07.459Z"
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}
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}
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]
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},
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"cveMetadata": {
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"assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
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"assignerShortName": "icscert",
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"cveId": "CVE-2021-22659",
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"datePublished": "2021-03-25T15:59:07.000Z",
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"dateReserved": "2021-01-05T00:00:00.000Z",
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"dateUpdated": "2026-06-03T13:10:07.459Z",
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"state": "PUBLISHED"
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},
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2"
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} |