CVE-2017-13687

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    CVE-2017-13687

    Published: 14 Sept 2017Last Modified: 8 Jul 2026

    Summary:

    Details: The Cisco HDLC parser in tcpdump before 4.9.2 has a buffer over-read in print-chdlc.c:chdlc_print().

    References: http://www.debian.org/security/2017/dsa-3971, http://www.securitytracker.com/id/1039307, http://www.tcpdump.org/tcpdump-changes.txt, https://access.redhat.com/errata/RHEA-2018:0705, https://security.gentoo.org/glsa/201709-23, https://support.apple.com/HT208221, https://github.com/the-tcpdump-group/tcpdump/commit/866c60236c41cea1e1654c8a071897292f64be49, https://github.com/the-tcpdump-group/tcpdump/commit/a1eefe986065846b6c69dbc09afd9fa1a02c4a3d

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    tcpdump-4.9.1
    tcpdump-4.9.0
    tcpdump-4.9.0-bp

    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