There is a weak algorithm vulnerability in some Huawei products. The affected products use weak algorithms by default. Attackers may exploit the vulnerability to cause information leaks.

S12700 V200R005C00, V200R006C00, V200R006C01, V200R007C00, V200R007C01, V200R007C20, V200R008C00, V200R008C06, V200R009C00, V200R010C00, S7700 V200R001C00, V200R001C01, V200R002C00, V200R003C00, V200R005C00, V200R006C00, V200R006C01, V200R007C00, V200R007C01, V200R008C00, V200R008C06, V200R009C00, V200R010C00, S9700 V200R001C00, V200R001C01, V200R002C00, V200R003C00, V200R005C00, V200R006C00, V200R006C01, V200R007C00, V200R007C01, V200R008C00, V200R009C00, V200R010C00 have an improper authorization vulnerability on Huawei switch products. The system incorrectly performs an authorization check when a normal user attempts to access certain information which is supposed to be accessed only by authenticated user. Successful exploit could cause information disclosure.

Huawei S12700 V200R005C00; V200R006C00; V200R007C00; V200R007C01; V200R007C20; V200R008C00; V200R009C00;S1700 V200R006C10; V200R009C00;S2700 V100R006C03; V200R003C00; V200R005C00; V200R006C00; V200R006C10; V200R007C00; V200R007C00B050; V200R007C00SPC009T; V200R007C00SPC019T; V200R008C00; V200R009C00;S3700 V100R006C03;S5700 V200R001C00; V200R001C01; V200R002C00; V200R003C00; V200R003C02; V200R005C00; V200R005C01; V200R005C02; V200R005C03; V200R006C00; V200R007C00; V200R008C00; V200R009C00;S6700 V200R001C00; V200R001C01; V200R002C00; V200R003C00; V200R005C00; V200R005C01; V200R005C02; V200R008C00; V200R009C00;S7700 V200R001C00; V200R001C01; V200R002C00; V200R003C00; V200R005C00; V200R006C00; V200R006C01; V200R007C00; V200R007C01; V200R008C00; V200R008C06; V200R009C00;S9700 V200R001C00; V200R001C01; V200R002C00; V200R003C00; V200R005C00; V200R006C00; V200R007C00; V200R007C01; V200R008C00; V200R009C00 have a memory leak vulnerability. In some specific conditions, if attackers send specifi…