CVE-2017-8162 Denial of service in AR120-S,AR1200,AR1200-S,AR150,AR150-S,AR160,AR200,AR200-S,AR2200,AR2200-S,AR3200,AR510,NetEngine16EX,SMC2.0,SRG1300,SRG2300,SRG3300

Medium 6.5 Published Updated

An authenticated remote attacker can cause a stack overflow and service unavailability by sending specially crafted messages to Huawei AR routers.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2017-8162?

CVE-2017-8162 is a medium-severity denial of service vulnerability in Huawei Ar3200 Firmware, published on 22 Nov 2017. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

AR120-S with software V200R006C10, V200R007C00, V200R008C20, V200R008C30,AR1200 with software V200R006C10, V200R006C13, V200R007C00, V200R007C01, V200R007C02, V200R008C20, V200R008C30,AR1200-S with software V200R006C10, V200R007C00, V200R008C20, V200R008C30,AR150 with software V200R006C10, V200R007C00, V200R007C01, V200R007C02, V200R008C20, V200R008C30,AR150-S with software V200R006C10, V200R007C00, V200R008C20, V200R008C30,AR160 with software V200R006C10, V200R006C12, V200R007C00, V200R007C01, V200R007C02, V200R008C20, V200R008C30,AR200 with software V200R006C10, V200R007C00, V200R007C01, V200R008C20, V200R008C30,AR200-S with software V200R006C10, V200R007C00, V200R008C20, V200R008C30,AR2200 with software V200R006C10, V200R006C13, V200R006C16PWE, V200R007C00, V200R007C01, V200R007C02, V200R008C20, V200R008C30,AR2200-S with software V200R006C10, V200R007C00, V200R008C20, V200R008C30,AR3200 with software V200R006C10, V200R006C11, V200R007C00, V200R007C01, V200R007C02, V200R008C00, V200R008C10, V200R008C20, V200R008C30,AR510 with software V200R006C10, V200R006C12, V200R006C13, V200R006C15, V200R006C16, V200R006C17, V200R007C00, V200R008C20, V200R008C30,NetEngine16EX with software V200R006C10, V200R007C00, V200R008C20, V200R008C30,SMC2.0 with software V100R003C10, V100R005C00, V500R002C00, V600R006C00,SRG1300 with software V200R006C10, V200R007C00, V200R007C02, V200R008C20, V200R008C30,SRG2300 with software V200R006C10, V200R007C00, V200R007C02, V200R008C20, V200R008C30,SRG3300 with software V200R006C10, V200R007C00, V200R008C20, V200R008C30 have a DoS vulnerability. Due to incorrect malformed message processing logic, an authenticated, remote attacker could send specially crafted message to the target device.Successful exploit of the vulnerability could cause stack overflow and make a service unavailable.

Weakness: CWE-119

Which versions are affected by CVE-2017-8162?

It affects 17 products.

Products include Huawei Ar120-S Firmware, Huawei Ar1200-S Firmware, Huawei Ar1200 Firmware, Huawei Ar150-S Firmware, Huawei Ar150 Firmware, Huawei Ar160 Firmware and 11 more.

How do I fix CVE-2017-8162?

No fix has been published for CVE-2017-8162 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2017-8162 being exploited?

There is no known exploitation of CVE-2017-8162 in the wild and no public exploit code.

All Huawei Ar3200 Firmware vulnerabilities

Sources

Also known as GHSA-rjx7-w47v-q3x6.

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