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CVE-2022-37418: The Remote Keyless Entry (RKE) receiving unit on certain Nissan, Kia, and Hyundai vehicles through 2017 allows

42
This month
MEDIUM 6.4UPGRADEUPGRADEUPGRADE

CVE-2022-37418 is a medium-severity flaw (CVSS 6.4) affecting nissan firmware, kia firmware, hyundai firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Remote Keyless Entry (RKE) receiving unit on certain Nissan, Kia, and Hyundai vehicles through 2017 allows remote attackers to perform unlock operations and force a resynchronization after capturing two consecutive valid key fob signals over the radio, aka a RollBack attack. The attacker retains the ability to unlock indefinitely.

Why this priority

  • Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score6.4 (Medium)
Attack vectorAdjacent network
Attack complexityHigh
Privileges neededNone
User interactionRequired
EPSS exploit chance0.9% (top 40%)
CISA exploited listNo
WeaknessCWE-294
Published2022-08-24
Last modified2026-06-17
Publisher (CNA): MITRE · Vendor: hyundai · kia · nissan

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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

nissan nissan firmware UPGRADE
Affected: <= 2017
Fixed in: newer than 2017
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.
kia kia firmware UPGRADE
Affected: <= 2017
Fixed in: newer than 2017
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.
hyundai hyundai firmware UPGRADE
Affected: <= 2017
Fixed in: newer than 2017
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-2022-37418?

nissan firmware: upgrade to newer than 2017; kia firmware: upgrade to newer than 2017; hyundai firmware: upgrade to newer than 2017. Exact commands for each OS are on this page.

Is CVE-2022-37418 being exploited?

CVE-2022-37418 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-2022-37418 affect?

CVE-2022-37418 affects nissan firmware, kia firmware, hyundai firmware. Severity is medium (CVSS 6.4). The Remote Keyless Entry (RKE) receiving unit on certain Nissan, Kia, and Hyundai vehicles through 2017 allows remote attackers to perform unlock operations and force a resynchronization after capturing two consecutive valid key fob signals

How urgent is CVE-2022-37418?

Priority 42/100. Public exploit reference

References

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