Information disclosure in Johnsoncontrols Iosmart Gen 1
CVE-2023-0248
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.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:L.
EPSS exploit prediction
EPSS: 0.003 (20.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 20.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.johnsoncontrols.com/cyber-solutions/security-advisories (Vendor Advisory)
- www.cisa.gov/news-events/ics-advisories/icsa-23-348-02 (US Government Resource, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-0248?
- CVE-2023-0248 is a high-severity vulnerability in Johnsoncontrols Iosmart Gen 1, classified under Information Disclosure. CVSS score: 7.5/10. Published 2023-12-14.
- How severe is CVE-2023-0248?
- High severity. CVSS v3 base score is 7.5 out of 10.