CVE-2021-34193

HIGH

OpenSC < 0.22.0 - Stack Overflow via Crafted APDU Responses

Title source: llm
STIX 2.1

Description

Stack overflow vulnerability in OpenSC smart card middleware before 0.23 via crafted responses to APDUs.

References (13)

Core 13
Core References

Scores

CVSS v3 7.5
EPSS 0.0114
EPSS Percentile 62.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-787
Status published
Products (1)
opensc_project/opensc < 0.22.0
Published Aug 22, 2023
Tracked Since Feb 18, 2026