PT-2023-18956 · Sick · Sick Ftmg Air Flow Sensor

Published 2023-05-15 · Updated 2023-05-25 · CVE-2023-23447

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions SICK FTMg AIR FLOW SENSOR with Partnumbers 1100214, 1100215, 1100216, 1120114, 1120116, 1122524, 1122526

Description The issue allows an unprivileged remote attacker to influence the availability of the webserver by invoking several open file requests via the REST interface. This can lead to uncontrolled resource consumption.

Recommendations For SICK FTMg AIR FLOW SENSOR with the specified part numbers, consider restricting access to the REST interface to minimize the risk of exploitation. As a temporary workaround, limit the number of open file requests that can be made via the REST interface until a patch is available. At the moment, there is no information about a newer version that contains a fix for this issue.

Fix

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

CVE-2023-23447

Affected Products

Sick Ftmg Air Flow Sensor

References · 6

• https://sick.com/.well-known/csaf/white/2023/sca-2023-0004.pdf · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-23447 · Vendor Advisory
• https://sick.com/psirt · Vendor Advisory
• https://sick.com/.well-known/csaf/white/2023/sca-2023-0004.json · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-23447 · Security Note
• https://t.me/cibsecurity/64085 · Telegram Post