CVE-2022-29730: USR IOT 4G LTE Industrial Cellular VPN Router v1.0.36 was discovered to contain hard-coded credentials for its
64
This week
CRITICAL 9.8REMOTEMITIGATEMITIGATEMITIGATE
CVE-2022-29730 is a critical-severity flaw (CVSS 9.8) affecting usr-g808 firmware, usr-g807 firmware, usr-g806 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
USR IOT 4G LTE Industrial Cellular VPN Router v1.0.36 was discovered to contain hard-coded credentials for its highest privileged account. The credentials cannot be altered through normal operation of the device.
Why this priority
Critical severity
Public exploit reference
Remotely exploitable, no login, no user action
No fix is published yet: follow the downgrade or mitigation steps.
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
usr usr-g808 firmware MITIGATE
Affected: 1.0.36
Fixed in: no fixed release known
Safe to downgrade to: a release before 1.0.36
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.
usr usr-g807 firmware MITIGATE
Affected: 1.0.36
Fixed in: no fixed release known
Safe to downgrade to: a release before 1.0.36
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.
usr usr-g806 firmware MITIGATE
Affected: 1.0.36
Fixed in: no fixed release known
Safe to downgrade to: a release before 1.0.36
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.
usr usr-g800v2 firmware MITIGATE
Affected: 1.0.36
Fixed in: no fixed release known
Safe to downgrade to: a release before 1.0.36
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.
usr usr-lg220-l firmware MITIGATE
Affected: 1.2.7
Fixed in: no fixed release known
Safe to downgrade to: a release before 1.2.7
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 sourceNVD · 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-2022-29730?
usr-g808 firmware: mitigate or apply the listed mitigation; usr-g807 firmware: mitigate or apply the listed mitigation; usr-g806 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2022-29730 being exploited?
CVE-2022-29730 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-2022-29730 affect?
CVE-2022-29730 affects usr-g808 firmware, usr-g807 firmware, usr-g806 firmware. Severity is critical (CVSS 9.8). USR IOT 4G LTE Industrial Cellular VPN Router v1.0.36 was discovered to contain hard-coded credentials for its highest privileged account. The credentials cannot be altered through normal operation of the device.
How urgent is CVE-2022-29730?
Priority 64/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action
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