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.
CVSS Score
5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Opensc Project | Opensc | <= 0.20.0 |
| Fedoraproject | Fedora | 33 |
| Debian | Debian Linux | 9.0 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2020/11/24/4Mailing ListThird Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24316Third Party Advisory
- https://github.com/OpenSC/OpenSC/commit/6903aebfddc466d966c7b865fae34572bf3ed23ePatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/11/msg00027.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- http://www.openwall.com/lists/oss-security/2020/11/24/4Mailing ListThird Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24316Third Party Advisory
- https://github.com/OpenSC/OpenSC/commit/6903aebfddc466d966c7b865fae34572bf3ed23ePatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/11/msg00027.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
FAQ
What is CVE-2020-26570?
CVE-2020-26570 is a vulnerability with a CVSS score of 5.5 (MEDIUM). The Oberthur smart card software driver in OpenSC before 0.21.0-rc1 has a heap-based buffer overflow in sc_oberthur_read_file.
How severe is CVE-2020-26570?
CVE-2020-26570 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-26570?
Check the references section above for vendor advisories and patch information. Affected products include: Opensc Project Opensc, Fedoraproject Fedora, Debian Debian Linux.