CVE-2013-7100

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    CVE-2013-7100

    Published: 19 Dec 2013Last Modified: 16 Apr 2026

    Summary:

    Details: Buffer overflow in the unpacksms16 function in apps/app_sms.c in Asterisk Open Source 1.8.x before 1.8.24.1, 10.x before 10.12.4, and 11.x before 11.6.1; Asterisk with Digiumphones 10.x-digiumphones before 10.12.4-digiumphones; and Certified Asterisk 1.8.x before 1.8.15-cert4 and 11.x before 11.2-cert3 allows remote attackers to cause a denial of service (daemon crash) via a 16-bit SMS message with an odd number of bytes, which triggers an infinite loop.

    References: http://downloads.asterisk.org/pub/security/AST-2013-006.html, http://secunia.com/advisories/56294, http://www.debian.org/security/2014/dsa-2835, http://www.mandriva.com/security/advisories?name=MDVSA-2013:300, https://issues.asterisk.org/jira/browse/ASTERISK-22590, http://downloads.asterisk.org/pub/security/AST-2013-006.html, https://issues.asterisk.org/jira/browse/ASTERISK-22590, http://archives.neohapsis.com/archives/bugtraq/2013-12/0089.html, http://osvdb.org/101100, http://www.securityfocus.com/bid/64364, http://www.securitytracker.com/id/1029499, https://exchange.xforce.ibmcloud.com/vulnerabilities/89825

    Affected packages

    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-2013-7100 | CVE-DB