CVE-2019-19481

opensc: Improper handling of buffer limits for CAC certificates

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Severity

Moderate

Red Hat Product Security

4.6

CVSS 3.1

Review impact separately from score.

Published · October 30, 2019

Updated · November 22, 2025

Description

An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/card-cac1.c mishandles buffer limits for CAC certificates.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 4.6
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer