CVE-2020-1825 Denial of service in FusionAccess

Medium 6.5 Published Updated

Attackers can cause denial of service in FusionAccess by sending crafted messages from the same network due to insufficient input validation.

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-2020-1825?

CVE-2020-1825 is a medium-severity denial of service vulnerability in FusionAccess, published on 15 Jun 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

FusionAccess with versions earlier than 6.5.1.SPC002 have a Denial of Service (DoS) vulnerability. Due to insufficient verification on specific input, attackers can exploit this vulnerability by sending constructed messages to the affected device through another device on the same network. Successful exploit could cause affected devices to be abnormal.

Weakness: CWE-20

Which versions are affected by CVE-2020-1825?

It affects 1 product.

Products include Huawei Fusionaccess.

How do I fix CVE-2020-1825?

No fix has been published for CVE-2020-1825 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-2020-1825 being exploited?

There is no known exploitation of CVE-2020-1825 in the wild and no public exploit code.

Sources

Also known as GHSA-9fxg-j66g-hxgc.

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