PT-2021-9459 · Pepperl+Fuchs · Pepperl+Fuchs Comtrol Io-Link Master

Published 2021-01-22 · Updated 2021-01-27 · CVE-2020-12511

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Pepperl+Fuchs Comtrol IO-Link Master versions 1.5.48 and below

Description The issue is related to a Cross-Site Request Forgery (CSRF) in the web interface. This means an attacker could potentially trick a user into performing unintended actions on the web application.

Recommendations For versions 1.5.48 and below, consider disabling access to the web interface until a fix is available. Restrict access to the web interface to minimize the risk of exploitation.

Fix

CSRF

Weakness Enumeration

CWE-352

Related Identifiers

CVE-2020-12511

Affected Products

Pepperl+Fuchs Comtrol Io-Link Master

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2020-12511 · Security Note
• https://osv.dev/vulnerability/CVE-2020-12511 · Vendor Advisory
• https://cert.vde.com/en-us/advisories/vde-2020-038 · Note
• https://t.me/cibsecurity/22537 · Telegram Post