CVE-2017-16753 Denial of service in Advantech WebAccess

High 7.5 Published Updated

Attackers can crash Advantech WebAccess by sending improperly validated inputs, disrupting industrial control operations.

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-2017-16753?

CVE-2017-16753 is a high-severity denial of service vulnerability in Advantech Webaccess, published on 5 Jan 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An Improper Input Validation issue was discovered in Advantech WebAccess versions prior to 8.3. WebAccess allows some inputs that may cause the program to crash.

Weakness: CWE-20

Which versions are affected by CVE-2017-16753?

It affects 1 product.

Products include Advantech Webaccess.

How do I fix CVE-2017-16753?

No fix has been published for CVE-2017-16753 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-2017-16753 being exploited?

There is no known exploitation of CVE-2017-16753 in the wild and no public exploit code.

All Advantech Webaccess vulnerabilities

Sources

Also known as GHSA-4mxp-7v27-7pqm.

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