HOMEVULNERABILITIESCVE-2022-28370
HIGH

CVE-2022-28370

CWE-345Published: July 14, 2022· Updated: Jun 17, 2026

7.5
CVSS v3.1

Official 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.

NVD Source

Technical Analysis

CVE-2022-28370 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in full integrity compromise (data manipulation), with a CVSS base score of 7.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityHigh
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected Vendors & Products

verizon2 product(s)
lvskihp outdoorunit firmwarelvskihp outdoorunit
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://github.com/JousterL/SecWriteups/blob/main/Verizon%20LVSKIHP%205G%20Modem/readme.md
ADVISORYhttps://www.verizon.com/info/reportsecurityvulnerability/
ADVISORYhttps://github.com/JousterL/SecWriteups/blob/main/Verizon%20LVSKIHP%205G%20Modem/readme.md
ADVISORYhttps://www.verizon.com/info/reportsecurityvulnerability/

All References (4)

→
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

Quick Facts

CVE IDCVE-2022-28370
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-345
CISA KEVNo
Affected1 vendor(s)
PublishedJul 14, 2022

Related CVEs (CWE-345)

CVE-2026-47691
10.0
CVE-2014-8165
10.0
CVE-2026-45674
10.0
CVE-2026-35051
10.0
CVE-2022-3703
10.0
CVE-2022-36130
9.9

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2022-28370 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
← All Vulnerabilities·Search for CVE-2022-28370·NVD