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    CVE-2018-17281

    There is a stack consumption vulnerability in the res_http_websocket.so module of Asterisk through 13.23.0, 14.7.x through 14.7.7, and 15.x through 15.6.0 and Certified Asterisk through 13.21-cert2. It allows an attacker to crash Asterisk via a specially crafted HTTP request to upgrade the connection to a websocket.

    Published:Sep 24, 2018
    Last Modified:Nov 21, 2024
    EPS:Sep 24, 2018
    EPSS Score:0.80646
    CVSS Score:7.5

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Digium
    Product
    Asterisk
    Vendor
    Digium
    Product
    Certified Asterisk

    Exploits

    No exploit reference

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    References

    http://downloads.asterisk.org/pub/security/AST-2018-009.html
    http://packetstormsecurity.com/files/149453/Asterisk-Project-Security-Advisory-AST-2018-009.html
    http://seclists.org/fulldisclosure/2018/Sep/31
    http://www.securityfocus.com/bid/105389
    http://www.securitytracker.com/id/1041694
    https://issues.asterisk.org/jira/browse/ASTERISK-28013
    https://lists.debian.org/debian-lts-announce/2018/09/msg00034.html
    https://seclists.org/bugtraq/2018/Sep/53
    https://security.gentoo.org/glsa/201811-11
    https://www.debian.org/security/2018/dsa-4320
    http://downloads.asterisk.org/pub/security/AST-2018-009.html
    http://packetstormsecurity.com/files/149453/Asterisk-Project-Security-Advisory-AST-2018-009.html
    http://seclists.org/fulldisclosure/2018/Sep/31
    http://www.securityfocus.com/bid/105389
    http://www.securitytracker.com/id/1041694
    https://issues.asterisk.org/jira/browse/ASTERISK-28013
    https://lists.debian.org/debian-lts-announce/2018/09/msg00034.html
    https://seclists.org/bugtraq/2018/Sep/53
    https://security.gentoo.org/glsa/201811-11
    https://www.debian.org/security/2018/dsa-4320

    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