PT-2019-15706 · 3S Smart Software Solutions · Codesys V3 Web Server

Published 2019-11-20 · Updated 2019-11-22 · CVE-2019-18858

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions CODESYS 3 web server versions prior to 3.5.15.20

Description The issue is related to a buffer overflow in the CODESYS 3 web server.

Recommendations For versions prior to 3.5.15.20, update to version 3.5.15.20 or later to resolve the issue.

Exploit

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2019-18858

Affected Products

Codesys V3 Web Server

References · 4

• 🔥 https://tenable.com/security/research/tra-2019-48 · Exploit
• https://osv.dev/vulnerability/CVE-2019-18858 · Vendor Advisory
• https://customers.codesys.com/fileadmin/data/customers/security/2019/Advisory2019-10_CDS-68341.pdf · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-18858 · Security Note