4.5
Medium
CVE-2023-4535 Opensc: out-of-bounds read in myeid driver handling encryption using symmetric keys
Description
An out-of-bounds read vulnerability was found in OpenSC packages within the MyEID driver when handling symmetric key encryption. Exploiting this flaw requires an attacker to have physical access to the computer and a specially crafted USB device or smart card. This flaw allows the attacker to manipulate APDU responses and potentially gain unauthorized access to sensitive data, compromising the system's security.
CVSS 3.1 detail
Vector CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:LExploitable with physical access to the machine, without an account and if a user takes an action; the impact on data or service is limited.
- Attack vector
- Physical
- Attack complexity
- High
- Privileges required
- None
- Interaction
- Required
- Scope
- Changed
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Red Hat Enterprise Linux 9 | Versions not published | |
| Red Hat Enterprise Linux 7 | Versions not published | |
| Red Hat Enterprise Linux 8 | Versions not published |
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Not rated