180 lines
7.7 KiB
JSON
180 lines
7.7 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-2026-12254",
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"assignerOrgId": "bf992f6a-e49d-4e94-9479-c4cff32c62bc",
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"state": "PUBLISHED",
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"assignerShortName": "Netskope",
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"dateReserved": "2026-06-15T08:38:15.229Z",
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"datePublished": "2026-10-19T15:37:11.423Z",
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"dateUpdated": "2026-10-21T16:31:04.871Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "bf992f6a-e49d-4e94-9479-c4cff32c62bc",
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"shortName": "Netskope",
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"dateUpdated": "2026-10-21T16:31:04.871Z"
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},
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"title": "Netskope Client Captive Portal WebView Persistence allowing SWG bypass issue",
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"datePublic": "2026-10-16T15:16:00.000Z",
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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-613",
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"description": "CWE-613 Insufficient session expiration",
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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-593",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-593 Session Hijacking"
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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": "Netskope Inc.",
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"product": "Netskope Client",
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"platforms": [
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"Windows",
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"MacOS"
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],
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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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"lessThan": "142",
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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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"descriptions": [
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{
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"lang": "en",
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"value": "Netskope is notified about a potential gap in its agent (NSClient) where a system with Netskope Client while connecting to an access point with Captive Portal switches to a Network which already has internet connectivity, the Captive Portal does not close. This allows the possibility of abuse via the Captive Portal using a rogue access point to either access malicious sites or exfiltrate data.The issue impacts all versions prior to R142",
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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": "Netskope is notified about a potential gap in its agent (NSClient) where a system with Netskope Client while connecting to an access point with Captive Portal switches to a Network which already has internet connectivity, the Captive Portal does not close. This allows the possibility of abuse via the Captive Portal using a rogue access point to either access malicious sites or exfiltrate data.<div>The issue impacts all versions prior to R142<br><div> <br></div></div>"
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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://www.netskope.com/resources/netskope-resources/netskope-security-advisory-nskpsa-2026-004"
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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": "LOW",
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"attackRequirements": "NONE",
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"privilegesRequired": "NONE",
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"userInteraction": "ACTIVE",
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"vulnConfidentialityImpact": "NONE",
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"subConfidentialityImpact": "HIGH",
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"vulnIntegrityImpact": "NONE",
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"subIntegrityImpact": "HIGH",
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"vulnAvailabilityImpact": "NONE",
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"subAvailabilityImpact": "HIGH",
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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": "MEDIUM",
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"baseScore": 6.4,
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H"
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}
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}
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],
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"solutions": [
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{
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"lang": "en",
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"value": "Netskope has fixed the gap and released the patch as listed below:\nR142 and above\nR141 (141.1.7.2827 and above)\nR138 (138.1.15.2826 and above)\nR135 (135.1.26.2824 and above)",
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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": "Netskope has fixed the gap and released the patch as listed below:<br>R142 and above<br>R141 (141.1.7.2827 and above)<br>R138 (138.1.15.2826 and above)<br>R135 (135.1.26.2824 and above)<br>"
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}
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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": "Loïc Croche (Independant security researcher)",
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"type": "finder"
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}
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],
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"source": {
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"advisory": "NSKPSA-2026-004",
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"discovery": "UNKNOWN"
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},
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"x_generator": {
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"engine": "Vulnogram 1.0.5"
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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": "2026-10-20T19:28:10.399796Z",
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"id": "CVE-2026-12254",
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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": "2026-10-20T19:28:18.204Z"
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}
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}
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]
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}
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} |