CVE-2022-46480: Incorrect Session Management and Credential Re-use in the Bluetooth LE stack of the Ultraloq UL3 2nd Gen Smart

This month

HIGH 8.1MITIGATE

CVE-2022-46480 is a high-severity flaw (CVSS 8.1) affecting ultraloq ul3 bt firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Incorrect Session Management and Credential Re-use in the Bluetooth LE stack of the Ultraloq UL3 2nd Gen Smart Lock Firmware 02.27.0012 allows an attacker to sniff the unlock code and unlock the device whilst within Bluetooth range.

Why this priority

High severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.1 (High)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 60%)
CISA exploited list	No
Weakness	CWE-294, CWE-384
Published	2023-12-05
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: u-tec

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

Am I affected?

Timeline

2023-12-05 00:15 UTCPublished CVE record published
2026-06-17 05:11 UTCUpdated Record last modified

u-tec ultraloq ul3 bt firmware MITIGATE

Affected: 02.27.0012

Fixed in: no fixed release known

Safe to downgrade to: a release before 02.27.0012

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-2022-46480?

ultraloq ul3 bt firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-46480 being exploited?

CVE-2022-46480 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-2022-46480 affect?

CVE-2022-46480 affects ultraloq ul3 bt firmware. Severity is high (CVSS 8.1). Incorrect Session Management and Credential Re-use in the Bluetooth LE stack of the Ultraloq UL3 2nd Gen Smart Lock Firmware 02.27.0012 allows an attacker to sniff the unlock code and unlock the device whilst within Bluetooth range.

How urgent is CVE-2022-46480?

Priority 43/100. High severity; Public exploit reference

Software pages

Bluetooth vulnerabilities

References

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