CVE:CVE-2021-22309
CNNVD:CNNVD-202102-218
Huawei USG9500是中国华为（Huawei）公司的一款数据中心防火墙产品。
Huawei USG9500 存在安全特征问题漏洞。攻击者通过暴力破解可获得敏感信息，造成信息泄露。以下产品及型号受到影响：USG9500,Huawei USG9580,Huawei USG9560,Huawei USG9520
solution:Upgrade huawei usg9500_firmware to a higher version than v500r001c30spc200,v500r001c60spc500,v500r005c00spc200,and avoid the version v500r001c30spc200,v500r001c60spc500,v500r005c00spc200; Upgrade huawei usg9520_firmware to a higher version than v500r005c00,and avoid the version v500r005c00; Upgrade huawei usg9560_firmware to a higher version than v500r005c00,and avoid the version v500r005c00; Upgrade huawei usg9580_firmware to a higher version than v500r005c00,and avoid the version v500r005c00