CVE intelligence and bounded remediation

CVE-2025-4338 — Lantronix Device installer is vulnerable to XML external entity (XXE) attacks in configuration files read from the network device

Medium CVSS 6.9

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.

Severity
Medium
CVSS
6.9 (4.0)
Published
2025-05-22
CISA KEV
Not currently listed
Ecosystem
software/application
Weaknesses
CWE-611

Affected products

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Matched remediation archetype

XML external entity and unsafe XML processing

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Check exposure

  • Inventory XML parsers used by APIs, file imports, office or image formats, identity protocols, feeds, and background jobs.
  • Determine whether document type declarations, external entities, XInclude, schemas, or network resolvers are enabled.
  • Map parser filesystem and network access and the sensitivity of documents it processes.

Remediate safely

  • Configure each parser to reject document type declarations and disable external entity, XInclude, and network resolution features.
  • Prefer a data format or hardened parser that does not support external resolution, and apply input size and depth limits.
  • Update affected XML libraries and centralize secure parser construction so callers cannot silently override it.

Authoritative sources

Complete CVE record and remediation plan

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