XXE in Schneider Electric Ecostruxure Opc Ua Server Expert

CVE-2023-37200

A CWE-611: Improper Restriction of XML External Entity Reference vulnerability exists that could cause loss of confidentiality when replacing a project file on the local filesystem and after manual restart of the server.

Vulnerability class: XXE (XML External Entity)

EPSS: 0.002 (11.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-37200?
CVE-2023-37200 is a medium-severity vulnerability in Schneider Electric Ecostruxure Opc Ua Server Expert, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 5.5/10. Published 2023-07-12.
How severe is CVE-2023-37200?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2023-37200 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.