CVE-2020-5599 Command injection in GOT2000 series GT27, GT25, and GT23

Critical 9.8 Published 7 Jul 2020 Updated 4 Aug 2024

Remote attackers can execute malicious code or cause denial of service on Mitsubishi Electric GOT2000 HMIs via argument injection in TCP/IP functions.

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-2020-5599?

CVE-2020-5599 is a critical command injection vulnerability in Mitsubishi Electric Corporation GOT2000 series GT27, GT25, and GT23, published on 7 Jul 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

TCP/IP function included in the firmware of Mitsubishi Electric GOT2000 series (CoreOS with version -Y and earlier installed in GT27 Model, GT25 Model, and GT23 Model) contains an improper neutralization of argument delimiters in a command ('Argument Injection') vulnerability, which may allow a remote attacker to stop the network functions of the products or execute a malicious program via a specially crafted packet.

Weakness: CWE-88

Which versions are affected by CVE-2020-5599?

It affects 1 product.

Products include Mitsubishielectric Coreos.

How do I fix CVE-2020-5599?

No fix has been published for CVE-2020-5599 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2020-5599 being exploited?

There is no known exploitation of CVE-2020-5599 in the wild and no public exploit code.

Sources

Also known as GHSA-5gwg-q76w-25g7.