CVE-2017-17166 Denial of service in DP300, Secospace USG6300,Secospace USG6500,Secospace USG6600,TP3206, VP9660

Medium 5.3 Published Updated

Remote unauthenticated attackers can cause denial of service on Huawei network devices by sending crafted H.323 messages that exhaust stack memory.

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

What is CVE-2017-17166?

CVE-2017-17166 is a medium-severity denial of service vulnerability in Huawei Dp300 Firmware, published on 15 Feb 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Huawei DP300 V500R002C00, Secospace USG6300 V500R001C00, V500R001C20, V500R001C30, V500R001C50, Secospace USG6500 V500R001C00, V500R001C20, V500R001C30, V500R001C50, Secospace USG6600 V500R001C00, V500R001C20, V500R001C30, V500R001C50, TP3206 V100R002C00, VP9660 V500R002C00, V500R002C10 have a resource exhaustion vulnerability. The software does not process certain field of H.323 message properly, a remote unauthenticated attacker could send crafted H.323 message to the device, successful exploit could cause certain service unavailable since the stack memory is exhausted.

Weakness: CWE-400

Which versions are affected by CVE-2017-17166?

It affects 6 products.

Products include Huawei Dp300 Firmware, Huawei Secospace Usg6300 Firmware, Huawei Secospace Usg6500 Firmware, Huawei Secospace Usg6600 Firmware, Huawei Tp3206 Firmware, Huawei Vp9660 Firmware.

How do I fix CVE-2017-17166?

No fix has been published for CVE-2017-17166 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-2017-17166 being exploited?

There is no known exploitation of CVE-2017-17166 in the wild and no public exploit code.

All Huawei Dp300 Firmware vulnerabilities

Sources

Also known as GHSA-j768-42wh-9h32.

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