CVE-2023-7237: Lantronix XPort sends weakly encoded credentials within web request headers.

Routine

MEDIUM 5.7MITIGATE

CVE-2023-7237 is a medium-severity flaw (CVSS 5.7) affecting xport edge firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Lantronix XPort sends weakly encoded credentials within web request headers.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	5.7 (Medium)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 77%)
CISA exploited list	No
Weakness	CWE-261, CWE-326
Published	2024-01-23
Last modified	2026-06-17

Publisher (CNA): ICS-CERT · Vendor: lantronix

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

Am I affected?

Timeline

2024-01-23 22:15 UTCPublished CVE record published
2026-06-17 06:52 UTCUpdated Record last modified

lantronix xport edge firmware MITIGATE

Affected: 2.0.0.13

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0.0.13

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-2023-7237?

xport edge firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-7237 being exploited?

CVE-2023-7237 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-2023-7237 affect?

CVE-2023-7237 affects xport edge firmware. Severity is medium (CVSS 5.7). Lantronix XPort sends weakly encoded credentials within web request headers.

How urgent is CVE-2023-7237?

Priority 26/100. No elevated risk signals yet.

References

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