# CVE-2023-40661: opensc: Several memory vulnerabilities were identified within the OpenSC packages, particularly in the card enrollment proces...

CVE-2023-40661 is fixed in 4 products on 1 platform, first by ALAS2023-2023-417, released October 30, 2023. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2023-40661
- Priority: Routine
- CVSS: 6.4 (medium)
- EPSS: 0.0132
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 30, 2023

## Description

Several memory vulnerabilities were identified within the OpenSC packages, particularly in the card enrollment process using pkcs15-init when a user or administrator enrolls cards. To take advantage of these flaws, an attacker must have physical access to the computer system and employ a custom-crafted USB device or smart card to manipulate responses to APDUs. This manipulation can potentially allow   compromise key generation, certificate loading, and other card management operations during enrollment.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | opensc Debian 12.15 (bookworm) | 0.23.0-0.3+deb12u1 | [DEBIAN-CVE-2023-40661](https://patchblox.com/security/data/fix/linux/debian-cve-2023-40661.md) | Nov 6, 2023 |
| Linux | opensc Debian 13.5 (trixie) | 0.23.0-2 | [DEBIAN-CVE-2023-40661](https://patchblox.com/security/data/fix/linux/debian-cve-2023-40661.md) | Nov 6, 2023 |
| Linux | opensc Debian 14 | 0.23.0-2 | [DEBIAN-CVE-2023-40661](https://patchblox.com/security/data/fix/linux/debian-cve-2023-40661.md) | Nov 6, 2023 |
| Linux | opensc RHEL 8 | 0:0.20.0-7.el8_9 | [RHSA-2023:7876](https://patchblox.com/security/data/fix/linux/rhsa-2023-7876.md) | Dec 19, 2023 |
| Linux | opensc RHEL 9 | 0:0.23.0-3.el9_3 | [RHSA-2023:7879](https://patchblox.com/security/data/fix/linux/rhsa-2023-7879.md) | Dec 19, 2023 |
| Linux | opensc Ubuntu 20.04 LTS (focal) | 0.20.0-3ubuntu0.1~esm4 | [opensc 0.20.0-3ubuntu0.1~esm4](https://patchblox.com/security/data/fix/linux/ubuntu-focal-opensc-0.20.0-3ubuntu0.1-esm4.md) | Sep 10, 2024 |
| Linux | opensc Ubuntu 22.04.1 LTS (jammy) | 0.22.0-1ubuntu2+esm1 | [opensc 0.22.0-1ubuntu2+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-opensc-0.22.0-1ubuntu2-esm1.md) | Sep 10, 2024 |
| Linux | opensc almalinux 8 | 0.20.0-7.el8_9 | [ALSA-2023:7876](https://patchblox.com/security/data/fix/linux/alsa-2023-7876.md) | Dec 19, 2023 |
| Linux | opensc almalinux 9 | 0.23.0-3.el9_3 | [ALSA-2023:7879](https://patchblox.com/security/data/fix/linux/alsa-2023-7879.md) | Dec 19, 2023 |
| Linux | opensc amzn 2023 | 0.23.0-3.amzn2023.0.2 | [ALAS2023-2023-417](https://patchblox.com/security/data/fix/linux/alas2023-2023-417.md) | Oct 30, 2023 |
| Linux | opensc ol 8 | 0:0.20.0-7.el8_9 | [ELSA-2023-7876](https://patchblox.com/security/data/fix/linux/elsa-2023-7876.md) | Dec 18, 2023 |
| Linux | opensc ol 9 | 0:0.23.0-3.el9_3 | [ELSA-2023-7879](https://patchblox.com/security/data/fix/linux/elsa-2023-7879.md) | Dec 19, 2023 |
| Linux | opensc-debuginfo amzn 2023 | 0.23.0-3.amzn2023.0.2 | [ALAS2023-2023-417](https://patchblox.com/security/data/fix/linux/alas2023-2023-417.md) | Oct 30, 2023 |
| Linux | opensc-debugsource amzn 2023 | 0.23.0-3.amzn2023.0.2 | [ALAS2023-2023-417](https://patchblox.com/security/data/fix/linux/alas2023-2023-417.md) | Oct 30, 2023 |
| Linux | opensc-pkcs11 Ubuntu 20.04 LTS (focal) | 0.20.0-3ubuntu0.1~esm4 | [opensc-pkcs11 0.20.0-3ubuntu0.1~esm4](https://patchblox.com/security/data/fix/linux/ubuntu-focal-opensc-pkcs11-0.20.0-3ubuntu0.1-esm4.md) | Sep 10, 2024 |
| Linux | opensc-pkcs11 Ubuntu 22.04.1 LTS (jammy) | 0.22.0-1ubuntu2+esm1 | [opensc-pkcs11 0.22.0-1ubuntu2+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-opensc-pkcs11-0.22.0-1ubuntu2-esm1.md) | Sep 10, 2024 |

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