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    CVE-2021-45948

    Open Asset Import Library (aka assimp) 5.1.0 and 5.1.1 has a heap-based buffer overflow in _m3d_safestr (called from m3d_load and Assimp::M3DWrapper::M3DWrapper).

    Published:Dec 31, 2021
    Last Modified:Nov 21, 2024
    EPS:Dec 31, 2021
    EPSS Score:0.00111
    CVSS Score:5.5

    Affected Products

    Vendor
    Assimp
    Product
    Assimp

    Exploits

    https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34416https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34416

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-82591 (CVSS 4.8) — A security vulnerability has been detected in Open Asset Import Library Assimp up to 6.0.2. The impacted eleme…
    CVE-2026-19999 (CVSS 2.1) — A security vulnerability has been detected in Open Asset Import Library Assimp Assimp 17c12da. The affected el…
    CVE-2026-19970 (CVSS 2.1) — A vulnerability was detected in Open Asset Import Library Assimp 17c12da. This affects the function Assimp::MD…
    CVE-2026-19969 (CVSS 2.1) — A security vulnerability has been detected in Open Asset Import Library Assimp 17c12da. The impacted element i…
    CVE-2026-19968 (CVSS 2.1) — A weakness has been identified in Open Asset Import Library Assimp 17c12da. The affected element is the functi…
    CVE-2026-19967 (CVSS 2.1) — A security flaw has been discovered in Open Asset Import Library Assimp 17c12da. Impacted is the function Assi…
    CVE-2026-14610 (CVSS 1.9) — A flaw has been found in Open Asset Import Library Assimp up to 6.0.5. Impacted is the function Assimp::CSMImp…
    CVE-2026-14604 (CVSS 2.1) — A vulnerability was determined in Open Asset Import Library Assimp up to 6.0.4. Affected is the function Assim…
    CVE-2025-15666 (CVSS 1.9) — A security vulnerability has been detected in Open Asset Import Library Assimp up to 5.4.3. Affected by this v…
    CVE-2026-10233 (CVSS 1.9) — A security vulnerability has been detected in Assimp up to 6.0.4. Affected by this issue is the function HL1MD…

    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