{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-87684","assignerOrgId":"87b297d7-335e-4844-9551-11b97995a791","state":"PUBLISHED","assignerShortName":"brocade","dateReserved":"2026-09-08T22:51:12.186Z","datePublished":"2026-10-08T02:18:19.519Z","dateUpdated":"2026-10-08T02:18:19.519Z"},"containers":{"cna":{"providerMetadata":{"orgId":"87b297d7-335e-4844-9551-11b97995a791","shortName":"brocade","dateUpdated":"2026-10-08T02:18:19.519Z"},"problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-121","description":"CWE-121: Stack-based Buffer Overflow","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-9","descriptions":[{"lang":"en","value":"CAPEC-9 Buffer Overflow in Local Command-Line Utilities"}]}],"affected":[{"vendor":"Brocade","product":"Fabric OS","versions":[{"status":"affected","version":"0","lessThan":"10.0.1","versionType":"Brocade FabricOS"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"A stack-based buffer overflow vulnerability exists in the SNMP daemon request handling of Brocade Fabric versions before 10.0.1. When processing an incoming SNMPv3 packet, an internal statistics gathering handler copies user-supplied context name data into a fixed-size buffer without properly validating the length of the string. A remote, unauthenticated attacker (under default configuration) can exploit this vulnerability by sending a specially crafted SNMPv3 packet, leading to memory corruption, daemon crash (Denial of Service), or potential arbitrary code execution.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>A stack-based buffer overflow vulnerability exists in the SNMP daemon request handling of Brocade Fabric versions before 10.0.1. When processing an incoming SNMPv3 packet, an internal statistics gathering handler copies user-supplied context name data into a fixed-size buffer without properly validating the length of the string. A remote, unauthenticated attacker (under default configuration) can exploit this vulnerability by sending a specially crafted SNMPv3 packet, leading to memory corruption, daemon crash (Denial of Service), or potential arbitrary code execution.</p>"}]}],"references":[{"url":"https://support.broadcom.com/external/content/SecurityAdvisories/0/39078"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"ADJACENT","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"HIGH","baseScore":8.7,"vectorString":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}}],"solutions":[{"lang":"en","value":"Security update is provided in Brocade Fabric OS 10.0.1","supportingMedia":[{"type":"text/html","base64":false,"value":"<div>Security update is provided in Brocade Fabric OS 10.0.1</div><div></div>"}]}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}}}}