CVE-2018-5304: An issue was discovered on the Impinj Speedway Connect R420 RFID Reader before 2.2.2

Q: How do I fix CVE-2018-5304?

r420 rfid reader firmware: upgrade to 2.2.2. Exact commands for each OS are on this page.

Q: Is CVE-2018-5304 being exploited?

CVE-2018-5304 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2018-5304 affect?

CVE-2018-5304 affects r420 rfid reader firmware. Severity is medium (CVSS 4.3). An issue was discovered on the Impinj Speedway Connect R420 RFID Reader before 2.2.2. The affected web interface is vulnerable to ClickJacking or UI Redressing: it is possible to access the web application in an iframe, and clicking on the

Q: How urgent is CVE-2018-5304?

Priority 34/100. Public exploit reference

Routine

MEDIUM 4.3UPGRADE

CVE-2018-5304 is a medium-severity flaw (CVSS 4.3) affecting r420 rfid reader firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered on the Impinj Speedway Connect R420 RFID Reader before 2.2.2. The affected web interface is vulnerable to ClickJacking or UI Redressing: it is possible to access the web application in an iframe, and clicking on the iframe will redirect to a third-party application or perform other malicious actions.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.8% (top 45%)
CISA exploited list	No
Weakness	CWE-601
Published	2018-05-11
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: impinj

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

Am I affected?

Timeline

2018-05-11 21:29 UTCPublished CVE record published
2026-06-17 02:00 UTCUpdated Record last modified

impinj r420 rfid reader firmware UPGRADE

Affected: < 2.2.2

Fixed in: 2.2.2

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-2018-5304?

r420 rfid reader firmware: upgrade to 2.2.2. Exact commands for each OS are on this page.

Is CVE-2018-5304 being exploited?

CVE-2018-5304 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-2018-5304 affect?

CVE-2018-5304 affects r420 rfid reader firmware. Severity is medium (CVSS 4.3). An issue was discovered on the Impinj Speedway Connect R420 RFID Reader before 2.2.2. The affected web interface is vulnerable to ClickJacking or UI Redressing: it is possible to access the web application in an iframe, and clicking on the

How urgent is CVE-2018-5304?

Priority 34/100. Public exploit reference

Related CVEs

CVE-2018-5303 MEDIUM 5.4 UPGRADE An issue was discovered on the Impinj Speedway Connect R420 RFID Reader before 2.2.2

References

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