CVE-2025-66215
Last modified
CVE-2025-66215 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. OpenSC is an open source smart card tools and middleware. Prior to version 0.27.0, an attacker with physical access to the computer at the time user or administrator uses a token can cause a stack-buffer-overflow WRITE in card-oberthur. EPSS estimates a 0.16% chance of exploitation in the next 30 days.
Description
OpenSC is an open source smart card tools and middleware. Prior to version 0.27.0, an attacker with physical access to the computer at the time user or administrator uses a token can cause a stack-buffer-overflow WRITE in card-oberthur. The attack requires crafted USB device or smart card that would present the system with specially crafted responses to the APDUs. This issue has been patched in version 0.27.0.
Metrics
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Opensc Project | Opensc | < 0.27.0 |
References
- https://github.com/OpenSC/OpenSC/pull/3436Issue Tracking, Patch
- https://github.com/OpenSC/OpenSC/security/advisories/GHSA-q5fc-cw56-hwp2Patch, Vendor Advisory
- https://github.com/OpenSC/OpenSC/wiki/CVE-2025-66215Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
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