PT-2023-27607 · Opto 22 · Snap Pac S1 Firmware

Nicolas Cano · Published 2023-08-24 · Updated 2024-09-11 · CVE-2023-40709

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 SNAP PAC S1 Firmware version R10.3b

Description An adversary could crash the entire device by sending a large quantity of ICMP requests if the controller has the built-in web server enabled but does not have the built-in web server completely set up and configured.

Recommendations For SNAP PAC S1 Firmware version R10.3b, ensure the built-in web server is completely set up and configured to prevent potential crashes from large quantities of ICMP requests. As a temporary workaround, consider disabling the built-in web server until the issue is resolved.

Fix

Allocation of Resources Without Limits

Resource Exhaustion

Weakness Enumeration

CWE-770

CWE-400

Related Identifiers

CVE-2023-40709

Affected Products

Snap Pac S1 Firmware

References · 5

• https://osv.dev/vulnerability/CVE-2023-40709 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-40709 · Security Note
• https://t.me/cvenotify/57190 · Telegram Post
• https://t.me/cibsecurity/69131 · Telegram Post
• https://cisa.gov/news-events/ics-advisories/icsa-23-236-02 · Note