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    CVE-2020-1939

    The Apache NuttX (Incubating) project provides an optional separate "apps" repository which contains various optional components and example programs. One of these, ftpd, had a NULL pointer dereference bug. The NuttX RTOS itself is not affected. Users of the optional apps repository are affected only if they have enabled ftpd. Versions 6.15 to 8.2 are affected.

    Published:May 12, 2020
    Last Modified:Nov 21, 2024
    EPS:May 12, 2020
    EPSS Score:0.00872
    CVSS Score:9.8

    Affected Products

    Vendor
    Apache
    Product
    Nuttx

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-476 NULL Pointer Dereference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2025-47868 (CVSS 9.8) — Out-of-bounds Write resulting in possible Heap-based Buffer Overflow vulnerability was discovered in tools/bdf…
    CVE-2025-35003 (CVSS 9.8) — Improper Restriction of Operations within the Bounds of a Memory Buffer and Stack-based Buffer Overflow vulner…
    CVE-2021-26461 (CVSS 9.8) — Apache Nuttx Versions prior to 10.1.0 are vulnerable to integer wrap-around in functions malloc, realloc and m…
    CVE-2020-17529 (CVSS 9.8) — Out-of-bounds Write vulnerability in TCP Stack of Apache NuttX (incubating) versions up to and including 9.1.0…
    CVE-2020-17528 (CVSS 9.1) — Out-of-bounds Write vulnerability in TCP stack of Apache NuttX (incubating) versions up to and including 9.1.0…

    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