CVE-2023-40707

Name: CVE-2023-40707
Creator: NVD / NIST
Published: 2023-08-24T17:15:08.967+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.47%

Last modified Jun 17, 2026

CVE-2023-40707 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. There are no requirements for setting a complex password in the built-in web server of the SNAP PAC S1 Firmware version R10.3b, which could allow for a successful brute force attack if users don't set up complex credentials.. EPSS estimates a 0.47% chance of exploitation in the next 30 days.

Description

There are no requirements for setting a complex password in the built-in web server of the SNAP PAC S1 Firmware version R10.3b, which could allow for a successful brute force attack if users don't set up complex credentials.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.47%

37.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Opto22	Snap Pac S1 Firmware	r10.3b

References

https://www.cisa.gov/news-events/ics-advisories/icsa-23-236-02Third Party Advisory, US Government Resource
https://www.cisa.gov/news-events/ics-advisories/icsa-23-236-02Third Party Advisory, US Government Resource

Timeline

Published: Aug 24, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-40707?

How severe is CVE-2023-40707?

CVE-2023-40707 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.47% probability of exploitation in the next 30 days.

How do I fix CVE-2023-40707?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-40707?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST