CVE-2025-7775

{"id": "CVE-2025-7775", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}], "cvssMetricV40": [{"type": "Secondary", "source": "secure@citrix.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 9.2, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "HIGH", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "subIntegrityImpact": "LOW", "vulnIntegrityImpact": "HIGH", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "LOW", "vulnAvailabilityImpact": "HIGH", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "LOW", "vulnConfidentialityImpact": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "published": "2025-08-26T13:15:32.870", "references": [{"url": "https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX694938", "tags": ["Vendor Advisory"], "source": "secure@citrix.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "secure@citrix.com", "description": [{"lang": "en", "value": "CWE-119"}]}], "descriptions": [{"lang": "en", "value": "Memory overflow vulnerability leading to Remote Code Execution and/or Denial of Service in NetScaler ADC and NetScaler Gateway when\u00a0NetScaler is configured as Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server\n\n(OR)\n\nNetScaler ADC and NetScaler Gateway 13.1, 14.1, 13.1-FIPS and NDcPP: LB virtual servers of type (HTTP, SSL or HTTP_QUIC) bound with IPv6 services or servicegroups bound with IPv6 servers \n\n(OR)\n\nNetScaler ADC and NetScaler Gateway 13.1, 14.1, 13.1-FIPS and NDcPP: LB virtual servers of type (HTTP, SSL or HTTP_QUIC) bound with DBS IPv6 services or servicegroups bound with IPv6 DBS servers\n\n(OR)\n\nCR virtual server with type HDX"}, {"lang": "es", "value": "Vulnerabilidad de desbordamiento de memoria que provoca ejecuci\u00f3n remota de c\u00f3digo o denegaci\u00f3n de servicio en NetScaler ADC y NetScaler Gateway cuando NetScaler est\u00e1 configurado como Gateway (servidor virtual VPN, proxy ICA, CVPN, proxy RDP) o servidor virtual AAA (O) NetScaler ADC y NetScaler Gateway 13.1, 14.1, 13.1-FIPS y NDcPP: servidores virtuales LB de tipo (HTTP, SSL o HTTP_QUIC) vinculados con servicios IPv6 o grupos de servicios vinculados con servidores IPv6 (O) NetScaler ADC y NetScaler Gateway 13.1, 14.1, 13.1-FIPS y NDcPP: servidores virtuales LB de tipo (HTTP, SSL o HTTP_QUIC) vinculados con servicios IPv6 DBS o grupos de servicios vinculados con servidores DBS IPv6 (O) servidor virtual CR de tipo HDX"}], "lastModified": "2025-08-27T14:26:22.103", "cisaActionDue": "2025-08-28", "cisaExploitAdd": "2025-08-26", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:fips:*:*:*", "vulnerable": true, "matchCriteriaId": "5920186A-2278-4C5E-A2EE-047C4F6FAACD", "versionEndExcluding": "12.1-55.330", "versionStartIncluding": "12.1"}, {"criteria": "cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:ndcpp:*:*:*", "vulnerable": true, "matchCriteriaId": "E09EC98B-E057-4FF7-9B18-EF460A29B876", "versionEndExcluding": "12.1-55.330", "versionStartIncluding": "12.1"}, {"criteria": "cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:fips:*:*:*", "vulnerable": true, "matchCriteriaId": "0096548F-A846-4D80-A4C6-71389543630F", "versionEndExcluding": "13.1-37.241", "versionStartIncluding": "13.1"}, {"criteria": "cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:ndcpp:*:*:*", "vulnerable": true, "matchCriteriaId": "F40E29F2-8013-41A8-91A5-848FE6365876", "versionEndExcluding": "13.1-37.241", "versionStartIncluding": "13.1"}, {"criteria": "cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:-:*:*:*", "vulnerable": true, "matchCriteriaId": "C2009493-AAFD-4090-84BC-5217A860E42A", "versionEndExcluding": "13.1-59.22", "versionStartIncluding": "13.1"}, {"criteria": "cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:-:*:*:*", "vulnerable": true, "matchCriteriaId": "3487EADF-F387-4DD4-B600-B1EBC416632E", "versionEndExcluding": "14.1-47.48", "versionStartIncluding": "14.1"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:citrix:netscaler_gateway:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DBA34500-BFE6-4B33-A52B-326C4C2069B1", "versionEndExcluding": "13.1-59.22", "versionStartIncluding": "13.1"}, {"criteria": "cpe:2.3:a:citrix:netscaler_gateway:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "004E06F6-0ABF-4414-B2A2-8834C1E6107D", "versionEndExcluding": "14.1-47.48", "versionStartIncluding": "14.1"}], "operator": "OR"}]}], "sourceIdentifier": "secure@citrix.com", "cisaRequiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.", "cisaVulnerabilityName": "Citrix NetScaler Memory Overflow Vulnerability"}