CVE:CVE-2014-3223
CNNVD:CNNVD-201704-213
华为S9300等都是中国华为（Huawei）公司的S系列交换机。
多款华为交换机所支持的Y.1731特性中存在安全漏洞。攻击者可利用该漏洞重启设备。以下产品和版本受到影响：华为S9300 V100R006C00SPC500版本，V100R006C00SPC800版本；S2300 V100R006C00SPC800版本，V100R006C01SPC100版本，V100R006C03版本；S3300 V100R006C00SPC800版本，V100R006C01SPC100版本，V100R006C03版本；S5300 V100R006C00SPC800版本，V100R006C01SPC100版本，V100R006C03版本；S6300 V100R006C00SPC800版本，V100R006C01SPC100版本，V100R006C03版本。
solution:Upgrade huawei s9300_firmware to a higher version than v100r006c00spc500,v100r006c00spc800,and avoid the version v100r006c00spc500,v100r006c00spc800; Upgrade huawei s3300_firmware to a higher version than v100r006c00spc800,v100r006c01spc100,v100r006c03,and avoid the version v100r006c00spc800,v100r006c01spc100,v100r006c03; Upgrade huawei s2300_firmware to a higher version than v100r006c00spc800,v100r006c01spc100,v100r006c03,and avoid the version v100r006c00spc800,v100r006c01spc100,v100r006c03; Upgrade huawei s5300_firmware to a higher version than v100r006c00spc800,v100r006c01spc100,v100r006c03,and avoid the version v100r006c00spc800,v100r006c01spc100,v100r006c03; Upgrade huawei s6300_firmware to a higher version than v100r006c00spc800,v100r006c01spc100,v100r006c03,and avoid the version v100r006c00spc800,v100r006c01spc100,v100r006c03