CVE-2017-12124 Null dereference in Moxa

High 7.5 Published Updated

An attacker can crash the web server of Moxa EDR-810 devices by sending a specially crafted HTTP URI, causing a denial of service.

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-2017-12124?

CVE-2017-12124 is a high-severity vulnerability in Talos Moxa, published on 14 May 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An exploitable denial of service vulnerability exists in the web server functionality of Moxa EDR-810 V4.1 build 17030317. A specially crafted HTTP URI can cause a null pointer dereference resulting in the web server crashing. An attacker can send a crafted URI to trigger this vulnerability.

Weakness: CWE-476, CWE-20

Which versions are affected by CVE-2017-12124?

It affects 1 product.

Products include Moxa Edr-810 Firmware.

How do I fix CVE-2017-12124?

No fix has been published for CVE-2017-12124 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-12124 being exploited?

There is no known exploitation of CVE-2017-12124 in the wild and no public exploit code.

Sources

Also known as GHSA-c6f7-8cjh-69hm.

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