CVE-2019-10989 Memory corruption in WebAccess/SCADA

Critical 9.8 Published 28 Jun 2019 Updated 4 Aug 2024

Heap-based buffer overflows in WebAccess/SCADA allow remote attackers to execute arbitrary code via crafted input.

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-2019-10989?

CVE-2019-10989 is a critical memory corruption vulnerability in Advantech Webaccess, published on 28 Jun 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In WebAccess/SCADA Versions 8.3.5 and prior, multiple heap-based buffer overflow vulnerabilities are caused by a lack of proper validation of the length of user-supplied data. Exploitation of these vulnerabilities may allow remote code execution. Note: A different vulnerability than CVE-2019-10991.

Weakness: CWE-787

Which versions are affected by CVE-2019-10989?

It affects 1 product.

Products include Advantech Webaccess.

How do I fix CVE-2019-10989?

No fix has been published for CVE-2019-10989 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-2019-10989 being exploited?

There is no known exploitation of CVE-2019-10989 in the wild and no public exploit code.

All Advantech Webaccess vulnerabilities

Sources

Also known as GHSA-8q59-5657-5q7g.