7.5

UBUNTU-CVE-2021-34193: opensc Ubuntu

CVSS: 7.5v3.1HighPublished
Published 22-08-2023Last modified 04-02-2026
Open JSON

Vulnerability summary

UBUNTU-CVE-2021-34193 is a high (CVSS 7.5) vulnerability in opensc Ubuntu.

Overall risk
30/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.1 (OSV · Ubuntu), selected by version preference
EPSS score
Not scored
0%100%
No EPSS score yet
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 0 · Related 1
CVE-2021-34193

Timeline

  1. 22-08-2023
    PublishedVulnerability first disclosed.
  2. 04-02-2026
    Last modifiedVulnerability information updated.

Description

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

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

No EPSS score has been published for this record yet.

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Ubuntu1 product
  • openscAll versions (No fix recorded)

1 vendor · 1 product

References

15 links
Show all 15 references