CVE:CVE-2016-8773
CNNVD:CNNVD-201611-370
Huawei S9700等都是中国华为（Huawei）公司的S系列交换机。
多款Huawei产品中存在输入验证漏洞，该漏洞源于程序没有正确验证Multiprotocol Label Switching (MPLS)报文。远程攻击者可通过发送畸形的MPLS报文利用该漏洞造成拒绝服务。以下产品和版本受到影响：Huawei S9700 V200R009C00，V200R008C00，V200R007C00；Huawei S9300 V200R009C00，V200R008C00，V200R007C00；Huawei S7700 V200R009C00，V200R008C00，V200R007C00；Huawei S6700 V200R009C00，V200R008C00，V200R005C00，V200R003C00，V200R002C00，V200R001C01，V200R001C00；Huawei S6300 V200R009C00，V200R008C00，V200R005C00，V200R003C00；Huawei S5700 V200R009C00，V200R008C00，V200R007C00，V200R005C00，V200R003C00，V200R002C00，V200R001C00；Huawei S5300 V200R009C00，V200R008C00，V200R007C00，V200R003C00；Huawei S12700 V200R009C00，V200R008C00，V200R007C01，V200R007C00。
solution:Upgrade huawei s12700_firmware to a higher version than v200r007c00,v200r007c01,v200r008c00,v200r009c00,and avoid the version v200r007c00,v200r007c01,v200r008c00,v200r009c00; Upgrade huawei s5300_firmware to a higher version than v200r003c00,v200r007c00,v200r008c00,v200r009c00,and avoid the version v200r003c00,v200r007c00,v200r008c00,v200r009c00; Upgrade huawei s5700_firmware to a higher version than v200r001c00,v200r002c00,v200r003c00,v200r005c00,v200r005c03,v200r007c00,v200r008c00,v200r009c00,and avoid the version v200r001c00,v200r002c00,v200r003c00,v200r005c00,v200r005c03,v200r007c00,v200r008c00,v200r009c00; Upgrade huawei s6300_firmware to a higher version than v200r003c00,v200r005c00,v200r008c00,v200r009c00,and avoid the version v200r003c00,v200r005c00,v200r008c00,v200r009c00; Upgrade huawei s6700_firmware to a higher version than v200r001c00,v200r001c01,v200r002c00,v200r003c00,v200r005c00,v200r007c00,v200r008c00,v200r009c00,and avoid the version v200r001c00,v200r001c01,v200r002c00,v200r003c00,v200r005c00,v200r007c00,v200r008c00,v200r009c00; Upgrade huawei s7700_firmware to a higher version than v200r007c00,v200r008c00,v200r009c00,and avoid the version v200r007c00,v200r008c00,v200r009c00; Upgrade huawei s9300_firmware to a higher version than v200r007c00,v200r008c00,v200r009c00,and avoid the version v200r007c00,v200r008c00,v200r009c00; Upgrade huawei s9700_firmware to a higher version than v200r007c00,v200r008c00,v200r009c00,and avoid the version v200r007c00,v200r008c00,v200r009c00