CVE-2023-26848 Command injection in n/a

Critical 9.8 Published 7 Apr 2023 Updated 12 Feb 2025

Attackers can execute arbitrary commands on TOTOLink A7100RU routers via the org parameter in the static DHCP rules setting.

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-2023-26848?

CVE-2023-26848 is a critical command injection vulnerability in n/a, published on 7 Apr 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

TOTOlink A7100RU(V7.4cu.2313_B20191024) was discovered to contain a command injection vulnerability via the org parameter at setting/delStaticDhcpRules.

Weakness: CWE-77

Which versions are affected by CVE-2023-26848?

It affects 1 product.

Products include Totolink A7100ru Firmware.

How do I fix CVE-2023-26848?

No fix has been published for CVE-2023-26848 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-2023-26848 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-26848 exists.

Sources

Also known as GHSA-w5p4-j6p3-x252.