An out-of-bounds read vulnerability was found in OpenSC packages within the MyEID driver when handling symmetric key encryption. Exploiting this flaw requires an attacker to have physical access to the computer and a specially crafted USB device or smart card. This flaw allows the attacker to manipulate APDU responses and potentially gain unauthorized access to sensitive data, compromising the system's security.
Published 2023-11-06 17:15:12
Updated 2024-02-23 20:13:03
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: Bypass

Exploit prediction scoring system (EPSS) score for CVE-2023-4535

Probability of exploitation activity in the next 30 days: 0.07%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 30 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2023-4535

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
3.8
LOW CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L
0.4
3.4
NIST
4.5
MEDIUM CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L
0.4
3.7
Red Hat, Inc.

CWE ids for CVE-2023-4535

  • The product reads data past the end, or before the beginning, of the intended buffer.
    Assigned by:
    • nvd@nist.gov (Primary)
    • secalert@redhat.com (Secondary)

References for CVE-2023-4535

Products affected by CVE-2023-4535

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