CVE-2019-9099 Memory corruption in n/a

High 7.5 Published Updated

Remote attackers can trigger a buffer overflow in the web server to cause denial of service or execute arbitrary code on Moxa MGate devices.

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-2019-9099?

CVE-2019-9099 is a high-severity memory corruption vulnerability in n/a, published on 11 Mar 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered on Moxa MGate MB3170 and MB3270 devices before 4.1, MB3280 and MB3480 devices before 3.1, MB3660 devices before 2.3, and MB3180 devices before 2.1. A Buffer overflow in the built-in web server allows remote attackers to initiate DoS, and probably to execute arbitrary code (issue 1 of 2).

Weakness: CWE-120

Which versions are affected by CVE-2019-9099?

It affects 6 products.

Products include Moxa Mb3170 Firmware, Moxa Mb3180 Firmware, Moxa Mb3270 Firmware, Moxa Mb3280 Firmware, Moxa Mb3480 Firmware, Moxa Mb3660 Firmware.

How do I fix CVE-2019-9099?

No fix has been published for CVE-2019-9099 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-2019-9099 being exploited?

There is no known exploitation of CVE-2019-9099 in the wild and no public exploit code.

Sources

Also known as GHSA-f9rg-9f28-2cxr.

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