CVE-2022-28370
Last modified
CVE-2022-28370 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 0.32% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Verizon | Lvskihp Outdoorunit Firmware | 3.33.101.0 |
References
- https://github.com/JousterL/SecWriteups/blob/main/Verizon%20LVSKIHP%205G%20Modem/readme.mdExploit, Third Party Advisory
- https://www.verizon.com/info/reportsecurityvulnerability/Vendor Advisory
- https://github.com/JousterL/SecWriteups/blob/main/Verizon%20LVSKIHP%205G%20Modem/readme.mdExploit, Third Party Advisory
- https://www.verizon.com/info/reportsecurityvulnerability/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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