The management interface on Huawei FusionServer rack servers RH2288 V3 with software before V100R003C00SPC603, RH2288H V3 with software before V100R003C00SPC503, XH628 V3 with software before V100R003C00SPC602, RH1288 V3 with software before V100R003C00SPC602, RH2288A V2 with software before V100R002C00SPC701, RH1288A V2 with software before V100R002C00SPC502, RH8100 V3 with software before V100R003C00SPC110, CH222 V3 with software before V100R001C00SPC161, CH220 V3 with software before V100R001C00SPC161, and CH121 V3 with software before V100R001C00SPC161 does not limit the number of query attempts, which allows remote authenticated users to obtain credentials of higher-level users via a brute force attack.