Out-of-bounds Read Affecting opensc package, versions <0.23.0-2


Severity

Recommended
0.0
low
0
10

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Threat Intelligence

EPSS
0.06% (27th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-OPENSC-6048814
  • published7 Nov 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 Debian:unstable opensc to version 0.23.0-2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream opensc package and not the opensc package as distributed by Debian. See How to fix? for Debian:unstable 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 Scores

version 3.1