PT-2021-21559 · Siemens · Sinema Remote Connect Server

Published 2021-09-14 · Updated 2022-10-27 · CVE-2021-37183

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions SINEMA Remote Connect Server versions prior to V3.0 SP2

Description A vulnerability has been identified that allows an unauthenticated attacker in the same network to abuse send-to-sleep notifications and cause a Denial-of-Service condition in the managed devices. The affected software allows sending these notifications to the managed devices.

Recommendations For versions prior to V3.0 SP2, update to V3.0 SP2 or later to resolve the issue. As a temporary workaround, consider restricting access to the send-to-sleep notification feature to minimize the risk of exploitation.

Fix

Improper Access Control

Weakness Enumeration

CWE-284

Related Identifiers

CVE-2021-37183

Affected Products

Sinema Remote Connect Server

References · 4

• https://cert-portal.siemens.com/productcert/pdf/ssa-334944.pdf · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-37183 · Security Note
• https://osv.dev/vulnerability/CVE-2021-37183 · Vendor Advisory
• https://t.me/cibsecurity/28769 · Telegram Post