CVE-2022-28372 File upload in n/a

High 7.5 Published 14 Jul 2022 Updated 3 Aug 2024

Attackers can upload arbitrary firmware files to Verizon 5G Home devices via unvalidated RPC endpoints, potentially leading to code execution.

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-2022-28372?

CVE-2022-28372 is a high-severity 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 InDoorUnit (IDU) 3.4.66.162 and OutDoorUnit (ODU) 3.33.101.0 devices, the CRTC and ODU RPC endpoints provide a means of provisioning a firmware update for the device via crtc_fw_upgrade or crtcfwimage. The URL provided is not validated, and thus allows for arbitrary file upload to the device. This occurs in /lib/lua/luci/crtc.lua (IDU) and /lib/functions/wnc_jsonsh/wnc_crtc_fw.sh (ODU).

Weakness: CWE-434

Which versions are affected by CVE-2022-28372?

It affects 2 products.

Products include Verizon Lvskihp Indoorunit Firmware, Verizon Lvskihp Outdoorunit Firmware.

How do I fix CVE-2022-28372?

No fix has been published for CVE-2022-28372 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-28372 being exploited?

There is no known exploitation of CVE-2022-28372 in the wild and no public exploit code.

Sources

Also known as GHSA-qf9q-2744-2xwj.