Out-of-Bounds Affecting opensc package, versions <0:0.20.0-7.el8_9


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-RHEL8-OPENSC-5930430
  • published4 Oct 2023
  • disclosed25 Sept 2023

Introduced: 25 Sep 2023

CVE-2023-40661  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade RHEL:8 opensc to version 0:0.20.0-7.el8_9 or higher.
This issue was patched in RHSA-2023:7876.

NVD Description

Note: Versions mentioned in the description apply only to the upstream opensc package and not the opensc package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

Several memory vulnerabilities were identified within the OpenSC packages, particularly in the card enrollment process using pkcs15-init when a user or administrator enrolls cards. To take advantage of these flaws, an attacker must have physical access to the computer system and employ a custom-crafted USB device or smart card to manipulate responses to APDUs. This manipulation can potentially allow compromise key generation, certificate loading, and other card management operations during enrollment.

CVSS Scores

version 3.1