Vulnerability Details CVE-2020-26572
The TCOS smart card software driver in OpenSC before 0.21.0-rc1 has a stack-based buffer overflow in tcos_decipher.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 15.7%
CVSS Severity
CVSS v3 Score 5.5
CVSS v2 Score 2.1
References
- http://www.openwall.com/lists/oss-security/2020/11/24/4
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22967
- https://github.com/OpenSC/OpenSC/commit/9d294de90d1cc66956389856e60b6944b27b4817
- https://lists.debian.org/debian-lts-announce/2021/11/msg00027.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EXOHFDMNMO6IDECAGUTB3SJGAGXVRT6S/
- http://www.openwall.com/lists/oss-security/2020/11/24/4
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22967
- https://github.com/OpenSC/OpenSC/commit/9d294de90d1cc66956389856e60b6944b27b4817
- https://lists.debian.org/debian-lts-announce/2021/11/msg00027.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EXOHFDMNMO6IDECAGUTB3SJGAGXVRT6S/
Products affected by CVE-2020-26572
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cpe:2.3:a:opensc_project:opensc:0.12.2
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cpe:2.3:a:opensc_project:opensc:0.13.0
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cpe:2.3:a:opensc_project:opensc:0.14.0
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cpe:2.3:a:opensc_project:opensc:0.15.0
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cpe:2.3:a:opensc_project:opensc:0.16.0
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cpe:2.3:a:opensc_project:opensc:0.17.0
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cpe:2.3:a:opensc_project:opensc:0.18.0
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cpe:2.3:a:opensc_project:opensc:0.19.0
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cpe:2.3:a:opensc_project:opensc:0.2.0
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cpe:2.3:a:opensc_project:opensc:0.20.0
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cpe:2.3:a:opensc_project:opensc:0.3.0
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cpe:2.3:a:opensc_project:opensc:0.3.1
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cpe:2.3:o:debian:debian_linux:9.0
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cpe:2.3:o:fedoraproject:fedora:33