Vulnerability in Verizon Lvskihp Outdoorunit
CVE-2022-28370
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.004 (27.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 27.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
- Verizon Lvskihp Outdoorunit
- Verizon Lvskihp Outdoorunit Firmware — versions 3.33.101.0
Weakness classification (CWE)
References
- www.verizon.com/info/reportsecurityvulnerability/ (Vendor Advisory)
- github.com/JousterL/SecWriteups/blob/main/Verizon LVSKIHP 5G Modem/readme.md (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-28370?
- CVE-2022-28370 is a high-severity vulnerability in Verizon Lvskihp Outdoorunit, classified under Insufficient Verification of Data Authenticity. CVSS score: 7.5/10. Published 2022-07-14.
- How severe is CVE-2022-28370?
- High severity. CVSS v3 base score is 7.5 out of 10.