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Cisco NX-OS 4.0 through 6.1 on Nexus 1000V 3000, 4000, 5000, 6000, and 7000 devices and Unified Computing System (UCS) platforms allows remote attackers to cause a denial of service (TCP stack reload) by sending crafted TCP packets to a device that has a TIME_WAIT TCP session, aka Bug ID CSCub70579.
Use CWE-399, Cisco vendor hub and Unified Computing System product page to widen CVE-2015-0718 into its surrounding weakness, vendor, and product context.
Compare it with CVE-2021-44228, CVE-2021-1368 and CVE-2021-1387 for nearby disclosures in the same product family. Additional editorial context is available in The Weekly Cybersecurity Brief: January 30th, 2026.