CVE-2023-4257

    Dashboard / Vulnerabilities / CVE-2023-4257

    CVE-2023-4257

    Published: 13 Oct 2023Last Modified: 28 Oct 2026

    Summary: Unchecked user input length in the Zephyr WiFi shell module

    Details: Unchecked user input length in /subsys/net/l2/wifi/wifi_shell.c can cause buffer overflows.

    References: http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.html, http://seclists.org/fulldisclosure/2023/Nov/1, http://www.openwall.com/lists/oss-security/2023/11/07/1, https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/4xxx/CVE-2023-4257.json, https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-853q-q69w-gf5j, https://nvd.nist.gov/vuln/detail/CVE-2023-4257, https://github.com/zephyrproject-rtos/zephyr

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    zephyr-v3.4.0

    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
    CVE-2023-4257 | CVE-DB