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    CVE-2020-27638

    receive.c in fastd before v21 allows denial of service (assertion failure) when receiving packets with an invalid type code.

    Published:Oct 22, 2020
    Last Modified:Nov 21, 2024
    EPS:Oct 22, 2020
    EPSS Score:0.01106
    CVSS Score:7.5

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fastd Project
    Product
    Fastd
    Vendor
    Fedoraproject
    Product
    Fedora

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-617 Reachable Assertion

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    References

    https://bugs.debian.org/972521
    https://fastd.readthedocs.io/en/stable/releases/v21.html
    https://github.com/NeoRaider/fastd/commit/737925113363b6130879729cdff9ccc46c33eaea
    https://lists.debian.org/debian-lts-announce/2020/10/msg00025.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D2LNSF2LI4RQ7BVGHTJQUJWP7RVGHDTK/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GUZ3AGTAXH7OOP45F5WXBVRQ3IDWUR7M/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WSMH65GHKHMJAK2VMPROIPIUS4IA63CW/
    https://bugs.debian.org/972521
    https://fastd.readthedocs.io/en/stable/releases/v21.html
    https://github.com/NeoRaider/fastd/commit/737925113363b6130879729cdff9ccc46c33eaea
    https://lists.debian.org/debian-lts-announce/2020/10/msg00025.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D2LNSF2LI4RQ7BVGHTJQUJWP7RVGHDTK/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GUZ3AGTAXH7OOP45F5WXBVRQ3IDWUR7M/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WSMH65GHKHMJAK2VMPROIPIUS4IA63CW/

    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