PatchTheCVECVE-2022-28372: On Verizon 5G Home LVSKIHP InDoorUnit (IDU) 3.4.66.162 and OutDoorUnit (ODU) 3.33.101.0 devices, the CRTC and
CVE-2022-28372 is a high-severity flaw (CVSS 7.5) affecting lvskihp indoorunit firmware, lvskihp outdoorunit firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
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).
Why this priority
- High severity
- Public exploit reference
- Remotely exploitable, no login, no user action
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | 7.5 (High) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 0.8% (top 45%) |
| CISA exploited list | No |
| Weakness | CWE-434 |
| Published | 2022-07-14 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2022-28372?
lvskihp indoorunit firmware: mitigate or apply the listed mitigation; lvskihp outdoorunit firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2022-28372 being exploited?
CVE-2022-28372 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2022-28372 affect?
CVE-2022-28372 affects lvskihp indoorunit firmware, lvskihp outdoorunit firmware. Severity is high (CVSS 7.5). 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 pro
How urgent is CVE-2022-28372?
Priority 50/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action
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- CVE-2022-28371 HIGH 7.5 MITIGATE MITIGATE On Verizon 5G Home LVSKIHP InDoorUnit (IDU) 3.4.66.162 and OutDoorUnit (ODU) 3.33.101.0 devices, the CRTC and
- CVE-2022-28369 CRITICAL 9.8 MITIGATE Verizon 5G Home LVSKIHP InDoorUnit (IDU) 3.4.66.162 does not validate the user-provided URL within the crtcmod