CVE-2016-8781 Denial of service in Secospace USG6300, Secospace USG6500, Secospace USG6600 Secospace USG6300 V500R001C20 and V500R001C20SPC200PWE,Secospace USG6500 V500R001C20,Secospace USG6600 V500R001C20 and V500R001C20SPC200PWE

Medium 6.5 Published 2 Apr 2017 Updated 6 Aug 2024

Remote attackers with specific permissions can exhaust memory by sending numerous commands, causing a denial of service on Huawei Secospace USG devices.

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-2016-8781?

CVE-2016-8781 is a medium-severity denial of service vulnerability in Huawei Secospace Usg6300 Firmware, published on 2 Apr 2017. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Huawei Secospace USG6300 with software V500R001C20 and V500R001C20SPC200PWE, Secospace USG6500 with software V500R001C20, Secospace USG6600 with software V500R001C20 and V500R001C20SPC200PWE allow remote attackers with specific permission to log in to a device and deliver a large number of unspecified commands to exhaust memory, causing a DoS condition.

Weakness: CWE-399

Which versions are affected by CVE-2016-8781?

It affects 3 products.

Products include Huawei Secospace Usg6300 Firmware, Huawei Secospace Usg6500 Firmware, Huawei Secospace Usg6600 Firmware.

How do I fix CVE-2016-8781?

No fix has been published for CVE-2016-8781 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-2016-8781 being exploited?

There is no known exploitation of CVE-2016-8781 in the wild and no public exploit code.

All Huawei Secospace Usg6300 Firmware vulnerabilities

Sources

Also known as GHSA-rxqf-6xmp-g3cf.