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Status published
Medium
CVE-2020-26570
The Oberthur smart card software driver in OpenSC before 0.21.0-rc1...
Vulnerability Description
The Oberthur smart card software driver in OpenSC before 0.21.0-rc1 has a heap-based buffer overflow in sc_oberthur_read_file.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24316
- https://github.com/OpenSC/OpenSC/commit/6903aebfddc466d966c7b865fae34572bf3ed23e
- http://www.openwall.com/lists/oss-security/2020/11/24/4
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EXOHFDMNMO6IDECAGUTB3SJGAGXVRT6S/
- https://lists.debian.org/debian-lts-announce/2021/11/msg00027.html
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Affected Vendor
opensc project
View all reports →Affected Software
opensc, fedora, debian linux
Vulnerable Versions:
0, 33, 9.0
Timeline
Official Publish:
October 6th, 2020
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.