CVE-2017-12708 Memory corruption in Advantech WebAccess

Critical 9.8 Published Updated

Attackers can exploit memory buffer errors in Advantech WebAccess to execute arbitrary code or crash the system, requiring an upgrade to secure industrial control environments.

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-2017-12708?

CVE-2017-12708 is a critical memory corruption vulnerability in Advantech Webaccess, published on 30 Aug 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An Improper Restriction Of Operations Within The Bounds Of A Memory Buffer issue was discovered in Advantech WebAccess versions prior to V8.2_20170817. Researchers have identified multiple vulnerabilities that allow invalid locations to be referenced for the memory buffer, which may allow an attacker to execute arbitrary code or cause the system to crash.

Weakness: CWE-119

Which versions are affected by CVE-2017-12708?

It affects 1 product.

Products include Advantech Webaccess.

How do I fix CVE-2017-12708?

No fix has been published for CVE-2017-12708 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-2017-12708 being exploited?

There is no known exploitation of CVE-2017-12708 in the wild and no public exploit code.

All Advantech Webaccess vulnerabilities

Sources

Also known as GHSA-x8v6-gf83-q3jc.

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