CVE-2023-40710

MEDIUM

opto22 SNAP PAC S1 Firmware R10.3b - Denial of Service via HTTP GET Request Flood

Title source: llm

Description

An adversary could cause a continuous restart loop to the entire device by sending a large quantity of HTTP GET 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 for the SNAP PAC S1 Firmware version R10.3b

References (1)

Core 1

Core References

Third Party Advisory, US Government Resource

https://www.cisa.gov/news-events/ics-advisories/icsa-23-236-02

Scores

CVSS v3 6.8

EPSS 0.0044

EPSS Percentile 35.1%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-400 CWE-770

Status published

Products (1)

opto22/snap_pac_s1_firmware r10.3b

Published Aug 24, 2023

Tracked Since Feb 18, 2026