Is CVE-2023-0248 in the CISA KEV catalog?

No. CVE-2023-0248 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-0248?

CVE-2023-0248 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2023-0248?

CVE-2023-0248 has an EPSS score of 0.30% (22th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-0248?

Upgrade iosmart gen 1 firmware to 1.07.02 or later.

CVE & CISA-KEV Catalog

CVE-2023-0248

HIGH

7.5

CVSS v3

NVD

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.

CWE-200Information Exposure CWE-401Missing Release of Memory (Memory Leak)

How to fix

Remediation Available

iosmart gen 1 firmwareNVD

Affected:< 1.07.02Fixed in:1.07.02CVE-2023-0248derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorAdjacent

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeChanged

Impact

ConfidentialityLow

IntegrityHigh

AvailabilityLow

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

Exploit Intelligence

0.30%probability of exploitation in 30 days

22ndpercentile

Low risk: more likely to be exploited than 22% of all known CVEs.

References

Vendor Advisory1

johnsoncontrols.com

Third-Party Advisory1

cisa.gov

Related Vulnerabilities

Other CWE-200 (Information Exposure) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-24919	High	8.6	100%	KEV + Ransom	-
CVE-2020-14181	Medium	5.3	100%	-	Fix
CVE-2021-34429	Medium	5.3	99%	-	Fix
CVE-2018-11409	Medium	5.3	98%	-	-
CVE-2021-41277	Critical	10.0	97%	KEV	-
CVE-2016-2183	High	7.5	96%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.