CVE-2019-6552 Command injection in WebAccess/SCADA

Critical 9.8 Published Updated

Remote attackers can execute arbitrary commands on Advantech WebAccess/SCADA systems due to insufficient input validation.

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-2019-6552?

CVE-2019-6552 is a critical command injection vulnerability in Advantech Webaccess, published on 5 Apr 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Advantech WebAccess/SCADA, Versions 8.3.5 and prior. Multiple command injection vulnerabilities, caused by a lack of proper validation of user-supplied data, may allow remote code execution.

Weakness: CWE-78, CWE-77

Which versions are affected by CVE-2019-6552?

It affects 1 product.

Products include Advantech Webaccess.

How do I fix CVE-2019-6552?

No fix has been published for CVE-2019-6552 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2019-6552 being exploited?

There is no known exploitation of CVE-2019-6552 in the wild and no public exploit code.

All Advantech Webaccess vulnerabilities

Sources

Also known as GHSA-8277-67w7-4h2q.

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