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CVE-2022-43464: Hidden functionality vulnerability in UDR-JA1604/UDR-JA1608/UDR-JA1616 firmware versions 71x10.1.107112.43A an

47
This month
HIGH 8.8UPGRADEUPGRADEUPGRADE

CVE-2022-43464 is a high-severity flaw (CVSS 8.8) affecting udr-ja1604 firmware, udr-ja1608 firmware, udr-ja1616 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Hidden functionality vulnerability in UDR-JA1604/UDR-JA1608/UDR-JA1616 firmware versions 71x10.1.107112.43A and earlier allows a remote authenticated attacker to execute an arbitrary OS command on the device or alter the device settings.

Why this priority

  • High severity

A fixed release or distro patch exists.

Risk facts

CVSS score8.8 (High)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededLow
User interactionNone
EPSS exploit chance1.1% (top 35%)
CISA exploited listNo
WeaknessCWE-78
Published2022-12-07
Last modified2026-06-17
Publisher (CNA): JPCERT/CC · Vendor: unimo

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

Am I affected?

Timeline

unimo udr-ja1604 firmware UPGRADE
Affected: < 71x10.1.107114.43a
Fixed in: 71x10.1.107114.43a
Safe to downgrade to: no unaffected older release
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.
unimo udr-ja1608 firmware UPGRADE
Affected: < 71x10.1.107114.43a
Fixed in: 71x10.1.107114.43a
Safe to downgrade to: no unaffected older release
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.
unimo udr-ja1616 firmware UPGRADE
Affected: < 71x10.1.107114.43a
Fixed in: 71x10.1.107114.43a
Safe to downgrade to: no unaffected older release
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-2022-43464?

udr-ja1604 firmware: upgrade to 71x10.1.107114.43a; udr-ja1608 firmware: upgrade to 71x10.1.107114.43a; udr-ja1616 firmware: upgrade to 71x10.1.107114.43a. Exact commands for each OS are on this page.

Is CVE-2022-43464 being exploited?

CVE-2022-43464 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-2022-43464 affect?

CVE-2022-43464 affects udr-ja1604 firmware, udr-ja1608 firmware, udr-ja1616 firmware. Severity is high (CVSS 8.8). Hidden functionality vulnerability in UDR-JA1604/UDR-JA1608/UDR-JA1616 firmware versions 71x10.1.107112.43A and earlier allows a remote authenticated attacker to execute an arbitrary OS command on the device or alter the device settings.

How urgent is CVE-2022-43464?

Priority 47/100. High severity

Related CVEs

References

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