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{
"id" : "CVE-2023-4966" ,
"sourceIdentifier" : "secure@citrix.com" ,
"published" : "2023-10-10T14:15:10.977" ,
2024-02-29 03:01:19 +00:00
"lastModified" : "2024-02-29T01:41:58.480" ,
"vulnStatus" : "Modified" ,
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"cisaExploitAdd" : "2023-10-18" ,
"cisaActionDue" : "2023-11-08" ,
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"cisaRequiredAction" : "Apply mitigations and kill all active and persistent sessions per vendor instructions [https://www.netscaler.com/blog/news/cve-2023-4966-critical-security-update-now-available-for-netscaler-adc-and-netscaler-gateway/] OR discontinue use of the product if mitigations are unavailable." ,
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"cisaVulnerabilityName" : "Citrix NetScaler ADC and NetScaler Gateway Buffer Overflow Vulnerability" ,
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"descriptions" : [
{
"lang" : "en" ,
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"value" : "Sensitive information disclosure\u00a0in NetScaler ADC and NetScaler Gateway when configured as a\u00a0Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy)\u00a0or\u00a0AAA \u202fvirtual\u202fserver.\u00a0\n\n\n\n"
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} ,
{
"lang" : "es" ,
"value" : "Divulgaci\u00f3n de informaci\u00f3n confidencial en NetScaler ADC y NetScaler Gateway cuando se configura como Gateway (servidor virtual VPN, ICA Proxy, CVPN, RDP Proxy) o servidor \"virtual\" AAA."
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}
] ,
"metrics" : {
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{
"source" : "nvd@nist.gov" ,
"type" : "Primary" ,
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"vectorString" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N" ,
"attackVector" : "NETWORK" ,
"attackComplexity" : "LOW" ,
"privilegesRequired" : "NONE" ,
"userInteraction" : "NONE" ,
"scope" : "UNCHANGED" ,
"confidentialityImpact" : "HIGH" ,
"integrityImpact" : "NONE" ,
"availabilityImpact" : "NONE" ,
"baseScore" : 7.5 ,
"baseSeverity" : "HIGH"
} ,
"exploitabilityScore" : 3.9 ,
"impactScore" : 3.6
} ,
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{
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"source" : "secure@citrix.com" ,
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"type" : "Secondary" ,
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"attackVector" : "NETWORK" ,
"attackComplexity" : "LOW" ,
"privilegesRequired" : "NONE" ,
"userInteraction" : "NONE" ,
"scope" : "UNCHANGED" ,
"confidentialityImpact" : "HIGH" ,
"integrityImpact" : "HIGH" ,
"availabilityImpact" : "LOW" ,
"baseScore" : 9.4 ,
"baseSeverity" : "CRITICAL"
} ,
"exploitabilityScore" : 3.9 ,
"impactScore" : 5.5
}
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} ,
"weaknesses" : [
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{
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} ,
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{
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"source" : "secure@citrix.com" ,
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"type" : "Secondary" ,
"description" : [
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"value" : "CWE-119"
}
]
}
] ,
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"references" : [
{
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"url" : "http://packetstormsecurity.com/files/175323/Citrix-Bleed-Session-Token-Leakage-Proof-Of-Concept.html" ,
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"source" : "secure@citrix.com" ,
"tags" : [
"Third Party Advisory" ,
"VDB Entry"
]
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} ,
{
"url" : "https://support.citrix.com/article/CTX579459" ,
"source" : "secure@citrix.com" ,
"tags" : [
"Vendor Advisory"
]
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}
]
}