{"cve":"CVE-2015-4323","nvd":{"published":"2015-08-19T23:59:02.590","modified":"2026-06-17T00:27:06.103","status":"Modified","description":"Buffer overflow in Cisco NX-OS on Nexus 1000V devices for VMware vSphere 7.3(0)ZN(0.9); Nexus 3000 devices 6.0(2)U5(1.41), 7.0(3)I2(0.373), and 7.3(0)ZN(0.83); Nexus 4000 devices 4.1(2)E1(1b); Nexus 7000 devices 6.2(14)S1; Nexus 9000 devices 7.3(0)ZN(0.9); and MDS 9000 devices 6.2 (13) and 7.1(0)ZN(91.99) and MDS SAN-OS 7.1(0)ZN(91.99) allows remote attackers to cause a denial of service (device outage) via a crafted ARP packet, related to incorrect MTU validation, aka Bug IDs CSCuv71933, CSCuv61341, CSCuv61321, CSCuu78074, CSCut37060, CSCuv61266, CSCuv61351, CSCuv61358, and CSCuv61366.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://tools.cisco.com/security/center/viewAlert.x?alertId=40469","http://www.securityfocus.com/bid/76367","http://www.securitytracker.com/id/1033321","http://tools.cisco.com/security/center/viewAlert.x?alertId=40469","http://www.securityfocus.com/bid/76367"],"products":["cisco:mds_9000_nx-os","cisco:nx-os"],"source":"nvd","synced_at":"2026-10-19T20:36:40.444340523+00:00"},"epss":{"cve":"CVE-2015-4323","score":0.00979,"percentile":0.62213,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}