【漏洞預警】Cisco NX-OS Software NX-API 存在3個重大資安漏洞

• 主旨說明:【漏洞預警】Cisco NX-OS Software NX-API 存在3個重大資安漏洞

• 內容說明:
  • 轉發 台灣電腦網路危機處理暨協調中心 資安訊息警訊 TWCERTCC-200-202610-00000026
  • Cisco NX-OS Software開發團隊於內部安全審查期間發現多項安全漏洞，並已完成修補。目前尚未發現有證據顯示這些漏洞遭到積極利用。為協助客戶及時部署安全更新並簡化漏洞揭露流程，Cisco已公開相關漏洞資訊及修補建議。
  • CVE-2026-76453，CVSS：8.8，為不適當處理漏洞。
  • CVE-2026-76455，CVSS：9.8，為存取控制不當漏洞。
  • CVE-2026-76459，CVSS：9.8，為越界寫入漏洞。
• 影響平台:
  • MDS 9000 Series Multilayer Switches Cisco NX-OS Software 9.3(含)之前版本、 MDS 9000 Series Multilayer Switches Cisco NX-OS Software 9.4版本、 Nexus 3000 Series Switches and Nexus 9000 Series Switches in Standalone NX-OS mode Cisco NX-OS Software 10.3(含)之前版本、 Nexus 3000 Series Switches and Nexus 9000 Series Switches in Standalone NX-OS mode Cisco NX-OS Software 10.4版本、 Nexus 3000 Series Switches and Nexus 9000 Series Switches in Standalone NX-OS mode Cisco NX-OS Software 10.5版本、 Nexus 3000 Series Switches and Nexus 9000 Series Switches in Standalone NX-OS mode Cisco NX-OS Software 10.6版本、 Nexus 7000 Series Switches Cisco NX-OS Software 8.3(含)之前版本、 Nexus 7000 Series Switches Cisco NX-OS Software 8.4版本、 Nexus 9000 Series Fabric Switches in ACI mode Cisco NX-OS Software 16.0(含)之前版本、 Nexus 9000 Series Fabric Switches in ACI mode Cisco NX-OS Software 16.1版本、 Nexus 9000 Series Fabric Switches in ACI mode Cisco NX-OS Software 16.2版本、 UCS 6300, 6400, 6500, and 6600 Series and 9108 100G Fabric Interconnects Cisco UCS Software 4.2(含)之前版本、 UCS 6300, 6400, 6500, and 6600 Series and 9108 100G Fabric Interconnects Cisco UCS Software 4.3版本、 UCS 6300, 6400, 6500, and 6600 Series and 9108 100G Fabric Interconnects Cisco UCS Software 6.0版本
• 建議措施:
  • 請更新至以下版本： MDS 9000 Series Multilayer Switches Cisco NX-OS Software 9.4(5a)(含)之後版本、 Nexus 3000 Series Switches and Nexus 9000 Series Switches in Standalone NX-OS mode Cisco NX-OS Software 10.3(10)(含)之後版本、 Nexus 3000 Series Switches and Nexus 9000 Series Switches in Standalone NX-OS mode Cisco NX-OS Software 10.4(8)(含)之後版本、 Nexus 3000 Series Switches and Nexus 9000 Series Switches in Standalone NX-OS mode Cisco NX-OS Software 10.5(6)(含)之後版本、 Nexus 3000 Series Switches and Nexus 9000 Series Switches in Standalone NX-OS mode Cisco NX-OS Software 10.6(4)(含)之後版本、 Nexus 7000 Series Switches Cisco NX-OS Software 8.4(14)(含)之後版本、 Nexus 9000 Series Fabric Switches in ACI mode Cisco NX-OS Software 16.0(9h)(含)之後版本、 Nexus 9000 Series Fabric Switches in ACI mode Cisco NX-OS Software 16.1(6g)(含)之後版本、 Nexus 9000 Series Fabric Switches in ACI mode Cisco NX-OS Software 16.2(3g)(含)之後版本、 UCS 6300, 6400, 6500, and 6600 Series and 9108 100G Fabric Interconnects UCS Manager Managed Mode 4.3(6j)(含)之後版本、 UCS 6300, 6400, 6500, and 6600 Series and 9108 100G Fabric Interconnects UCS Manager Managed Mode 6.0(2e)(含)之後版本、 UCS 6300, 6400, 6500, and 6600 Series and 9108 100G Fabric Interconnects UCS Intersight Managed Mode 4.3(6.260049)(含)之後版本、 UCS 6300, 6400, 6500, and 6600 Series and 9108 100G Fabric Interconnects UCS Intersight Managed Mode 4.3(6.260059)(含)之後版本、 UCS 6300, 6400, 6500, and 6600 Series and 9108 100G Fabric Interconnects UCS Intersight Managed Mode 6.0(2.260080)(含)之後版本
• 參考資料:
  1. https://www.twcert.org.tw/tw/cp-169-11290-ae311-1.html

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