CVE catalog
CVE-2023-4535
opensc: CVE-2023-4535
- Severity
- Medium · CVSS 4.5
CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.52% · Oct 25, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | opensc | sid | 0.27.1-3 | fixed |
| Debian | opensc | forky | 0.27.1-3 | fixed |
| Debian | opensc | trixie | 0.26.1-2 | fixed |
| Debian | opensc | bookworm | 0.23.0-0.3+deb12u2 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | opensc | source | sid | 0.23.0-2 | not yet assigned | Not reported | [1055520] |
| Debian | opensc | source | forky | 0.23.0-2 | not yet assigned | Not reported | [1055520] |
| Debian | opensc | source | trixie | 0.23.0-2 | not yet assigned | Not reported | [1055520] |
| Debian | opensc | source | bookworm | 0.23.0-0.3+deb12u1 | not yet assigned | Not reported | [1055520] |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
References
- [https://access.redhat.com/errata/RHSA-2023:7879]
- [https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2024_13314-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2023-4535]
- [https://security-tracker.debian.org/tracker/CVE-2023-4535]
- [https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-2500.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]