CVE-2021-33544 UDP Technology/Geutebrück camera devices: command injection leading to RCE

High 7.2 Published 13 Sep 2021 Updated 16 Sep 2024

Attackers can remotely execute arbitrary code on vulnerable UDP Technology and Geutebrück camera devices via command injection.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-33544?

CVE-2021-33544 is a high-severity command injection vulnerability in Geutebrück E2 Series, published on 13 Sep 2021. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

Multiple camera devices by UDP Technology, Geutebrück and other vendors are vulnerable to command injection, which may allow an attacker to remotely execute arbitrary code.

Weakness: CWE-78

Which versions are affected by CVE-2021-33544?

It affects 16 products.

Products include Geutebrueck G-Cam Ebc-2110 Firmware, Geutebrueck G-Cam Ebc-2111 Firmware, Geutebrueck G-Cam Ebc-2112 Firmware, Geutebrueck G-Cam Efd-2241 Firmware, Geutebrueck G-Cam Efd-2250 Firmware, Geutebrueck G-Cam Efd-2251 Firmware and 10 more.

How do I fix CVE-2021-33544?

No fix has been published for CVE-2021-33544 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-2021-33544 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-33544 exists.

Public exploit code: 1 Metasploit module and 1 Nuclei template.

Sources

Also known as GHSA-6866-wg5c-v3mm.