CVE-2023-7158

    Dashboard / Vulnerabilities / CVE-2023-7158

    CVE-2023-7158

    Published: 29 Dec 2023Last Modified: 12 Aug 2026

    Summary: MicroPython objslice.c slice_indices heap-based overflow

    Details: A vulnerability was found in MicroPython up to 1.21.0. It has been classified as critical. Affected is the function slice_indices of the file objslice.c. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.22.0 is able to address this issue. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-249180.

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 294baf52b346e400e2255c6c1e82af5b978b18f7

    Affected versions

    1.20.0

    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-2023-7158 | CVE-DB