180 lines
7.0 KiB
JSON
180 lines
7.0 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-2026-66307",
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"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
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"state": "PUBLISHED",
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"assignerShortName": "microsoft",
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"dateReserved": "2026-07-24T18:06:51.294Z",
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"datePublished": "2026-09-08T18:39:44.434Z",
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"dateUpdated": "2026-11-10T21:38:33.891Z"
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},
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"containers": {
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"cna": {
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"title": "Skype for Business and Lync Denial of Service Vulnerability",
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"datePublic": "2026-09-08T14:00:00.000Z",
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"cpeMatch": [
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{
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"versionStartIncluding": "9319.0",
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:microsoft:skype_for_business_server_subscription_edition:*:cu1:*:*:*:*:*:*",
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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": "Microsoft",
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"product": "Skype for Business Server 2015 CU13",
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"platforms": [
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"x64-based Systems"
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{
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"vendor": "Microsoft",
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"product": "Skype for Business Server 2019 CU8",
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"x64-based Systems"
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"version": "2046.0",
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"versionType": "custom",
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"status": "affected"
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},
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{
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"vendor": "Microsoft",
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"product": "Skype for Business Server Subscription Edition CU1",
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"platforms": [
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"x64-based Systems"
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"versions": [
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"version": "2046.0",
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"versionType": "custom",
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"status": "affected"
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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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"value": "Integer underflow (wrap or wraparound) in Skype for Business allows an unauthorized attacker to deny service over a network.",
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"lang": "en-US"
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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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"description": "CWE-191: Integer Underflow (Wrap or Wraparound)",
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"lang": "en-US",
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"type": "CWE",
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"cweId": "CWE-191"
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}
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"dateUpdated": "2026-11-10T21:38:33.891Z"
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},
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"references": [
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{
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"name": "Skype for Business and Lync Denial of Service Vulnerability",
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"tags": [
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"vendor-advisory",
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"patch"
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],
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"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66307"
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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-US",
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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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"baseSeverity": "HIGH",
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"baseScore": 7.5,
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C"
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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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"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": "2026-09-08T19:14:13.483335Z",
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"id": "CVE-2026-66307",
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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": "2026-09-08T19:17:17.096Z"
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}
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}
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]
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}
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} |