PT-2022-18498 · Sick · Msc800

Published 2022-04-11 · Updated 2022-04-18 · CVE-2022-27577

Positive Technologies (AI Summary)

CVSS v3.1

9.1

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions MSC800 versions prior to 4.15

Description The issue allows an attacker to predict the TCP initial sequence number, enabling them to send forged packets that appear to come from a trusted computer, potentially compromising services on the MSC800.

Recommendations For versions prior to 4.15, update to the newest firmware version released by SICK to resolve the issue.

Fix

Use of Insufficiently Random Values

Weakness Enumeration

CWE-342

CWE-330

Related Identifiers

CVE-2022-27577

Affected Products

Msc800

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2022-27577 · Security Note
• https://sick.com/psirt · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-27577 · Vendor Advisory
• https://t.me/cibsecurity/40544 · Telegram Post