Out-of-bounds Read Affecting opensc package, versions <0:0.23.0-3.el9_3


Severity

Recommended
medium

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.52% (44th percentile)

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  • Snyk IDSNYK-ORACLE9-OPENSC-6131944
  • published20 Dec 2023
  • disclosed6 Nov 2023

Introduced: 6 Nov 2023

CVE-2023-4535  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Oracle:9 opensc to version 0:0.23.0-3.el9_3 or higher.
This issue was patched in ELSA-2023-7879.

NVD Description

Note: Versions mentioned in the description apply only to the upstream opensc package and not the opensc package as distributed by Oracle. See How to fix? for Oracle:9 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1