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    CVE-2018-16300

    The BGP parser in tcpdump before 4.9.3 allows stack consumption in print-bgp.c:bgp_attr_print() because of unlimited recursion.

    Published:Oct 2, 2019
    Last Modified:Dec 3, 2025
    EPS:Oct 3, 2019
    EPSS Score:0.0028
    CVSS Score:7.5

    Affected Products

    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Tcpdump
    Product
    Tcpdump

    Exploits

    No exploit reference

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    References

    http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00050.html
    http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00053.html
    http://seclists.org/fulldisclosure/2019/Dec/26
    https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGES
    https://github.com/the-tcpdump-group/tcpdump/commit/af2cf04a9394c1a56227c2289ae8da262828294a
    https://lists.debian.org/debian-lts-announce/2019/10/msg00015.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/
    https://seclists.org/bugtraq/2019/Dec/23
    https://seclists.org/bugtraq/2019/Oct/28
    https://security.netapp.com/advisory/ntap-20200120-0001/
    https://support.apple.com/kb/HT210788
    https://usn.ubuntu.com/4252-1/
    https://usn.ubuntu.com/4252-2/
    https://www.debian.org/security/2019/dsa-4547
    http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00050.html
    http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00053.html
    http://seclists.org/fulldisclosure/2019/Dec/26
    https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGES
    https://github.com/the-tcpdump-group/tcpdump/commit/af2cf04a9394c1a56227c2289ae8da262828294a
    https://lists.debian.org/debian-lts-announce/2019/10/msg00015.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/
    https://seclists.org/bugtraq/2019/Dec/23
    https://seclists.org/bugtraq/2019/Oct/28
    https://security.netapp.com/advisory/ntap-20200120-0001/
    https://support.apple.com/kb/HT210788
    https://usn.ubuntu.com/4252-1/
    https://usn.ubuntu.com/4252-2/
    https://www.debian.org/security/2019/dsa-4547

    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