CVE-2023-26866 Command injection in n/a

Critical 9.8 Published Updated

Remote attackers can execute arbitrary commands with root privileges on GreenPacket OH736 devices, leading to complete system takeover.

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-2023-26866?

CVE-2023-26866 is a critical command injection vulnerability in n/a, published on 4 Apr 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

GreenPacket OH736's WR-1200 Indoor Unit, OT-235 with firmware versions M-IDU-1.6.0.3_V1.1 and MH-46360-2.0.3-R5-GP respectively are vulnerable to remote command injection. Commands are executed using pre-login execution and executed with root privileges allowing complete takeover.

Weakness: CWE-77

Which versions are affected by CVE-2023-26866?

It affects 2 products.

Products include Greenpacket Ot-235 Firmware, Greenpacket Wr-1200 Firmware.

How do I fix CVE-2023-26866?

No fix has been published for CVE-2023-26866 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-2023-26866 being exploited?

There is no known exploitation of CVE-2023-26866 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-738m-4w87-gpwc.

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