{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-08-01T08:59:55.468","vulnerabilities":[{"cve":{"id":"CVE-2025-7964","sourceIdentifier":"product-security@silabs.com","published":"2026-01-30T16:16:11.960","lastModified":"2026-06-17T10:06:03.520","vulnStatus":"Deferred","cveTags":[],"descriptions":[{"lang":"en","value":"After receiving a \n\nmalformed 802.15.4 MAC Data Request\n\n the Zigbee Coordinator sends a ‘network leave’ request to Zigbee router resulting in the Zigbee Router getting stuck in a non-rejoinable state. If a suitable parent is not available, the end devices will be unable to rejoin. A manual recommissioning is required to recover the Zigbee Router."},{"lang":"es","value":"Después de recibir una 802.15.4 MAC Data Request malformada, el Coordinador Zigbee envía una solicitud de 'abandono de red' al router Zigbee, lo que resulta en que el Router Zigbee queda atascado en un estado no reconectable. Si un padre adecuado no está disponible, los dispositivos finales no podrán reconectarse. Se requiere una reconfiguración manual para recuperar el Router Zigbee."}],"affected":[{"source":"product-security@silabs.com","affectedData":[{"vendor":"silabs.com","product":"Silicon Labs Zigbee Stack","defaultStatus":"unaffected","packageName":"GSDK","repo":"https://github.com/SiliconLabs/gecko_sdk","versions":[{"version":"0","lessThanOrEqual":"4.4.6","versionType":"semver","status":"affected"}]},{"vendor":"silabs.com","product":"Silicon Labs Zigbee Stack","defaultStatus":"unaffected","packageName":"SiSDK","repo":"https://github.com/SiliconLabs/simplicity_sdk","versions":[{"version":"0","lessThanOrEqual":"2025.6.1","versionType":"semver","status":"affected"}]}]}],"metrics":{"cvssMetricV40":[{"source":"product-security@silabs.com","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/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","baseScore":9.2,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"HIGH","exploitMaturity":"NOT_DEFINED","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-01-30T15:36:24.476564Z","id":"CVE-2025-7964","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"product-security@silabs.com","type":"Secondary","description":[{"lang":"en","value":"CWE-229"}]}],"references":[{"url":"https://community.silabs.com/068Vm00000dspiL","source":"product-security@silabs.com"}]}}]}