CVE-2018-17910 Memory corruption in WebAccess Versions 8.3.2 and prior.

High 7.8 Published Updated

A buffer overflow in WebAccess allows remote attackers to execute arbitrary code via improperly validated user-supplied data.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2018-17910?

CVE-2018-17910 is a high-severity memory corruption vulnerability in Advantech Webaccess, published on 29 Oct 2018. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

WebAccess Versions 8.3.2 and prior. The application fails to properly validate the length of user-supplied data, causing a buffer overflow condition that allows for arbitrary remote code execution.

Weakness: CWE-119, CWE-121

Which versions are affected by CVE-2018-17910?

It affects 1 product.

Products include Advantech Webaccess.

How do I fix CVE-2018-17910?

No fix has been published for CVE-2018-17910 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2018-17910 being exploited?

There is no known exploitation of CVE-2018-17910 in the wild and no public exploit code.

All Advantech Webaccess vulnerabilities

Sources

Also known as GHSA-hjc8-r899-gqhj.

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