What is CVE-2025-4338?

CVE-2025-4338 is a medium-severity vulnerability in Lantronix Device Installer, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 6.8/10. Published 2025-05-22.

How severe is CVE-2025-4338?

Medium severity. CVSS v3 base score is 6.8 out of 10.

XXE in Lantronix Device Installer

CVE-2025-4338

Lantronix Device installer is vulnerable to XML external entity (XXE) attacks in configuration files read from the network device. An attacker could obtain credentials, access these network devices, and modify their configurations. An attacker may also gain access to the host running the Device Installer software or the password hash of the user running the application.

Vulnerability class: XXE (XML External Entity)

EPSS: 0.002 (10.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L.

Affected products

Lantronix Device Installer — versions 0

Weakness classification (CWE)

CWE-611 — Improper Restriction of XML External Entity Reference (XXE)

References

Frequently asked questions

What is CVE-2025-4338?: CVE-2025-4338 is a medium-severity vulnerability in Lantronix Device Installer, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 6.8/10. Published 2025-05-22.
How severe is CVE-2025-4338?: Medium severity. CVSS v3 base score is 6.8 out of 10.