CVE-2016-6518 Denial of service in n/a

High 7.5 Published Updated

Remote attackers can cause denial of service on Huawei switches by sending malformed packets, leading to memory exhaustion and device restarts.

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-2016-6518?

CVE-2016-6518 is a high-severity denial of service vulnerability in n/a, published on 26 Sep 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Memory leak in Huawei S9300, S5300, S5700, S6700, S7700, S9700, and S12700 devices allows remote attackers to cause a denial of service (memory consumption and restart) via a large number of malformed packets.

Weakness: CWE-399

Which versions are affected by CVE-2016-6518?

It affects 8 products.

Products include Huawei S12700 Firmware, Huawei S5300 Firmware, Huawei S5700 Firmware, Huawei S6300 Firmware, Huawei S6700 Firmware, Huawei S7700 Firmware and 2 more.

How do I fix CVE-2016-6518?

No fix has been published for CVE-2016-6518 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-2016-6518 being exploited?

There is no known exploitation of CVE-2016-6518 in the wild and no public exploit code.

Sources

Also known as GHSA-fv5m-699v-qxvc.

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