CVE-2022-26990 Command injection in n/a

Critical 9.8 Published 15 Mar 2022 Updated 3 Aug 2024

Attackers can execute arbitrary commands on Arris routers via crafted requests to the firewall-local log function parameters.

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-2022-26990?

CVE-2022-26990 is a critical command injection vulnerability in n/a, published on 15 Mar 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Arris routers SBR-AC1900P 1.0.7-B05, SBR-AC3200P 1.0.7-B05 and SBR-AC1200P 1.0.5-B05 were discovered to contain a command injection vulnerability in the firewall-local log function via the EmailAddress, SmtpServerName, SmtpUsername, and SmtpPassword parameters. This vulnerability allows attackers to execute arbitrary commands via a crafted request.

Weakness: CWE-78

Which versions are affected by CVE-2022-26990?

It affects 3 products.

Products include Arris Sbr-Ac1200p Firmware, Arris Sbr-Ac1900p Firmware, Arris Sbr-Ac3200p Firmware.

How do I fix CVE-2022-26990?

No fix has been published for CVE-2022-26990 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-2022-26990 being exploited?

There is no known exploitation of CVE-2022-26990 in the wild and no public exploit code.

Sources

Also known as GHSA-p4vr-g7jv-763q.