CVE-2017-0376

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    CVE-2017-0376

    Published: 9 Jun 2017Last Modified: 8 Jul 2026

    Summary:

    Details: The hidden-service feature in Tor before 0.3.0.8 allows a denial of service (assertion failure and daemon exit) in the connection_edge_process_relay_cell function via a BEGIN_DIR cell on a rendezvous circuit.

    References: http://www.debian.org/security/2017/dsa-3877, https://lists.torproject.org/pipermail/tor-announce/2017-June/000131.html, https://trac.torproject.org/projects/tor/ticket/22494, https://github.com/torproject/tor/commit/56a7c5bc15e0447203a491c1ee37de9939ad1dcd

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -802d30d9b71a6d54ef5fd1278ab4858b2e76e750

    Affected versions

    tor-0.3.0.7
    tor-0.3.0.6
    tor-0.3.0.5-rc
    tor-0.3.0.4-rc
    tor-0.3.0.3-alpha
    tor-0.3.0.2-alpha
    tor-0.3.0.1-alpha

    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-2017-0376 | CVE-DB