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    CVE-2021-43518

    Teeworlds up to and including 0.7.5 is vulnerable to Buffer Overflow. A map parser does not validate m_Channels value coming from a map file, leading to a buffer overflow. A malicious server may offer a specially crafted map that will overwrite client's stack causing denial of service or code execution.

    Published:Dec 15, 2021
    Last Modified:Nov 21, 2024
    EPS:Dec 15, 2021
    EPSS Score:0.00417
    CVSS Score:7.8

    Affected Products

    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Teeworlds
    Product
    Teeworlds

    Exploits

    https://github.com/teeworlds/teeworlds/issues/2981https://mmmds.pl/fuzzing-map-parser-part-1-teeworlds/https://github.com/teeworlds/teeworlds/issues/2981https://mmmds.pl/fuzzing-map-parser-part-1-teeworlds/

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    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