CVE-2022-28370 Code injection in n/a

High 7.5 Published 14 Jul 2022 Updated 3 Aug 2024

Attackers can install malicious firmware on Verizon 5G Home Outdoor Units due to missing cryptographic validation of update images.

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-2022-28370?

CVE-2022-28370 is a high-severity code injection vulnerability in n/a, published on 14 Jul 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

On Verizon 5G Home LVSKIHP OutDoorUnit (ODU) 3.33.101.0 devices, the RPC endpoint crtc_fw_upgrade provides a means of provisioning a firmware update for the device. /lib/functions/wnc_jsonsh/wnc_crtc_fw.sh has no cryptographic validation of the image, thus allowing an attacker to modify the installed firmware.

Weakness: CWE-345

Which versions are affected by CVE-2022-28370?

It affects 1 product.

Products include Verizon Lvskihp Outdoorunit Firmware.

How do I fix CVE-2022-28370?

No fix has been published for CVE-2022-28370 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2022-28370 being exploited?

There is no known exploitation of CVE-2022-28370 in the wild and no public exploit code.

Sources

Also known as GHSA-j9q2-467q-5fww.