PT-2021-21343 · 3S Smart Software Solutions · Codesys V3 Web Server

Published 2021-08-03 · Updated 2021-08-17 · CVE-2021-36763

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions CODESYS V3 web server versions prior to 3.5.17.10

Description The issue allows files or directories to be accessible to external parties.

Recommendations For versions prior to 3.5.17.10, update to version 3.5.17.10 or later to resolve the issue.

Fix

Files Accessible to External Parties

Weakness Enumeration

CWE-552

Related Identifiers

CVE-2021-36763

Affected Products

Codesys V3 Web Server

References · 4

• https://osv.dev/vulnerability/CVE-2021-36763 · Vendor Advisory
• https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16803&token=0b8edf9276dc39ee52f43026c415c5b38085d90a&download= · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-36763 · Security Note
• https://t.me/cibsecurity/26757 · Telegram Post