CVE-2022-29729: Verizon 4G LTE Network Extender GA4.38 - V0.4.038.2131 utilizes a weak default admin password generation algor

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HIGH 7.5REMOTEMITIGATE

CVE-2022-29729 is a high-severity flaw (CVSS 7.5) affecting 4g lte network extender firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Verizon 4G LTE Network Extender GA4.38 - V0.4.038.2131 utilizes a weak default admin password generation algorithm which generates passwords that are accessible to unauthenticated attackers via the webUI login page.

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	1.5% (top 26%)
CISA exploited list	No
Weakness	CWE-521
Published	2022-06-02
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: verizon

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-06-02 14:15 UTCPublished CVE record published
2026-06-17 04:40 UTCUpdated Record last modified

verizon 4g lte network extender firmware MITIGATE

Affected: 0.4.038.2131 · ga4.38

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.4.038.2131

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
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-2022-29729?

4g lte network extender firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-29729 being exploited?

CVE-2022-29729 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-2022-29729 affect?

CVE-2022-29729 affects 4g lte network extender firmware. Severity is high (CVSS 7.5). Verizon 4G LTE Network Extender GA4.38 - V0.4.038.2131 utilizes a weak default admin password generation algorithm which generates passwords that are accessible to unauthenticated attackers via the webUI login page.

How urgent is CVE-2022-29729?

Priority 55/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

References

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