CVE-2022-28373

moderate-risk
Published 2022-07-14

Verizon 5G Home LVSKIHP InDoorUnit (IDU) 3.4.66.162 does not properly sanitize user-controlled parameters within the crtcreadpartition function of the crtcrpc JSON listener in /usr/lib/lua/luci/crtc.lua. A remote attacker on the local network can inject shell metacharacters to achieve remote code execution as root.

Do I need to act?

~
4.4% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Lvskihp Indoorunit Firmware

Affected Vendors

Verizon

References (4)

Exploit https://github.com/JousterL/SecWriteups/blob/main/Verizon%20LVSKIHP%205G%20Modem...
Vendor Advisory https://www.verizon.com/info/reportsecurityvulnerability/
Exploit https://github.com/JousterL/SecWriteups/blob/main/Verizon%20LVSKIHP%205G%20Modem...
Vendor Advisory https://www.verizon.com/info/reportsecurityvulnerability/
45
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 8/34 · Low
Exposure 5/34 · Minimal