CVE-2023-0248

Name: CVE-2023-0248
Creator: NVD / NIST
Published: 2023-12-14T21:15:07.553+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.30%

Last modified Jun 17, 2026

CVE-2023-0248 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. An attacker with physical access to the Kantech Gen1 ioSmart card reader with firmware version prior to 1.07.02 in certain circumstances can recover the reader's communication memory between the card and reader. . EPSS estimates a 0.30% chance of exploitation in the next 30 days.

Description

An attacker with physical access to the Kantech Gen1 ioSmart card reader with firmware version prior to 1.07.02 in certain circumstances can recover the reader's communication memory between the card and reader.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

0.30%

21.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Johnsoncontrols	Iosmart Gen 1 Firmware	< 1.07.02

References

https://www.cisa.gov/news-events/ics-advisories/icsa-23-348-02Third Party Advisory, US Government Resource
https://www.johnsoncontrols.com/cyber-solutions/security-advisoriesVendor Advisory
https://www.cisa.gov/news-events/ics-advisories/icsa-23-348-02Third Party Advisory, US Government Resource
https://www.johnsoncontrols.com/cyber-solutions/security-advisoriesVendor Advisory

Timeline

Published: Dec 14, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-0248?

How severe is CVE-2023-0248?

CVE-2023-0248 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.30% probability of exploitation in the next 30 days.

How do I fix CVE-2023-0248?

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-2023-0248?

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

Scan your code now

Source: NVD / NIST