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    CVE-2024-8443

    A heap-based buffer overflow vulnerability was found in the libopensc OpenPGP driver. A crafted USB device or smart card with malicious responses to the APDUs during the card enrollment process using the `pkcs15-init` tool may lead to out-of-bound rights, possibly resulting in arbitrary code execution.

    Published:Sep 4, 2024
    Last Modified:Jun 30, 2026
    EPS:Sep 10, 2024
    EPSS Score:0.0031
    CVSS Score:2.9

    Affected Products

    Vendor
    Opensc Project
    Product
    Opensc
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

    Related CVEs

    CVE-2026-40528 (CVSS 1) — OpenSC before 0.27.0, fixed in commit 0358817, contains a stack and heap buffer overrun vulnerability in the d…
    CVE-2026-40510 (CVSS 1) — OpenSC before 0.27.0-rc1, fixed in commit 3f24f0b, contains a stack buffer overflow vulnerability in piv_proce…
    CVE-2025-66215 (CVSS 3.8) — OpenSC is an open source smart card tools and middleware. Prior to version 0.27.0, an attacker with physical a…
    CVE-2025-66038 (CVSS 3.9) — OpenSC is an open source smart card tools and middleware. Prior to version 0.27.0, sc_compacttlv_find_tag sear…
    CVE-2025-66037 (CVSS 3.9) — OpenSC is an open source smart card tools and middleware. Prior to version 0.27.0, feeding a crafted input to …
    CVE-2025-49010 (CVSS 3.8) — OpenSC is an open source smart card tools and middleware. Prior to version 0.27.0, an attacker with physical a…
    CVE-2025-24531 (CVSS 6.7) — In OpenSC pam_pkcs11 before 0.6.13, pam_sm_authenticate() wrongly returns PAM_IGNORE in many error situations …
    CVE-2024-45617 (CVSS 3.9) — A vulnerability was found in OpenSC, OpenSC tools, PKCS#11 module, minidriver, and CTK. An attacker could use …
    CVE-2024-45619 (CVSS 4.3) — A vulnerability was found in OpenSC, OpenSC tools, PKCS#11 module, minidriver, and CTK. An attacker could use …
    CVE-2024-45618 (CVSS 3.9) — A vulnerability was found in pkcs15-init in OpenSC. An attacker could use a crafted USB Device or Smart Card, …

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High