Huawei Tecal RH1288 V2 V100R002C00SPC107 and earlier versions, Tecal RH2265 V2 V100R002C00, Tecal RH2285 V2 V100R002C00SPC115 and earlier versions, Tecal RH2265 V2 V100R002C00, Tecal RH2285H V2 V100R002C00SPC111 and earlier versions, Tecal RH2268 V2 V100R002C00, Tecal RH2288 V2 V100R002C00SPC117 and earlier versions, Tecal RH2288H V2 V100R002C00SPC115 and earlier versions, Tecal RH2485 V2 V100R002C00SPC502 and earlier versions, Tecal RH5885 V2 V100R001C02SPC109 and earlier versions, Tecal RH5885 V3 V100R003C01SPC102 and earlier versions, Tecal RH5885H V3 V100R003C00SPC102 and earlier versions, Tecal XH310 V2 V100R001C00SPC110 and earlier versions, Tecal XH311 V2 V100R001C00SPC110 and earlier versions, Tecal XH320 V2 V100R001C00SPC110 and earlier versions, Tecal XH621 V2 V100R001C00SPC106 and earlier versions, Tecal DH310 V2 V100R001C00SPC110 and earlier versions, Tecal DH320 V2 V100R001C00SPC106 and earlier versions, Tecal DH620 V2 V100R001C00SPC106 and earlier versions, Tecal DH621 V2 V100R001C00SPC107 and earlier versions, Tecal DH628 V2 V100R001C00SPC107 and earlier versions, Tecal BH620 V2 V100R002C00SPC107 and earlier versions, Tecal BH621 V2 V100R002C00SPC106 and earlier versions, Tecal BH622 V2 V100R002C00SPC110 and earlier versions, Tecal BH640 V2 V100R002C00SPC108 and earlier versions, Tecal CH121 V100R001C00SPC180 and earlier versions, Tecal CH140 V100R001C00SPC110 and earlier versions, Tecal CH220 V100R001C00SPC180 and earlier versions, Tecal CH221 V100R001C00SPC180 and earlier versions, Tecal CH222 V100R002C00SPC180 and earlier versions, Tecal CH240 V100R001C00SPC180 and earlier versions, Tecal CH242 V100R001C00SPC180 and earlier versions, Tecal CH242 V3 V100R001C00SPC110 and earlier versions could allow attackers to figure out the RMCP+ session IDs of users and access the system with forged identities.