PT-2023-5596 · Schneider Electric · Ecostruxure Opc Ua Server Expert

Published 2023-07-11 · Updated 2023-07-20 · CVE-2023-37200

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions EcoStruxure OPC UA Server Expert (affected versions not specified)

Description A vulnerability exists related to improper restriction of XML external entity references, which could cause loss of confidentiality. This issue may allow an attacker to access confidential information when a project file is replaced on the local filesystem and after a manual restart of the server.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XXE

Weakness Enumeration

CWE-611

Related Identifiers

BDU:2023-06251

CVE-2023-37200

Affected Products

Ecostruxure Opc Ua Server Expert

References · 6

• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-192-02&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2023-192-02.pdf · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-37200 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-37200 · Security Note
• https://bdu.fstec.ru/vul/2023-06251 · Security Note
• https://t.me/cibsecurity/66499 · Telegram Post
• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-192-02&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2023-192-02.pdf · Note