Huawei AR100 AR100-S AR110-S AR120 AR120-S AR1200 AR1200-S AR150 AR150-S AR160 AR200 AR200-S AR2200 AR2200-S AR3200 AR510 DP300 NetEngine16EX RP200 SRG1300 SRG2300 SRG3300 TE30 TE40 TE50 TE60 TP3106 TP3206 ViewPoint 8660 and ViewPoint 9030 have an insufficient validation vulnerability. Since packet validation is insufficient an unauthenticated attacker may send special H323 packets to exploit the vulnerability. Successful exploit could allow the attacker to send malicious packets and result in DOS attacks.