UBUNTU-CVE-2018-8828

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    UBUNTU-CVE-2018-8828

    Published: 20 Mar 2018Last Modified: 4 Feb 2026
    Upstream:
    CVE-2018-8828
    Aliases:
    USN-4240-1

    Summary:

    Details: A Buffer Overflow issue was discovered in Kamailio before 4.4.7, 5.0.x before 5.0.6, and 5.1.x before 5.1.2. A specially crafted REGISTER message with a malformed branch or From tag triggers an off-by-one heap-based buffer overflow in the tmx_check_pretran function in modules/tmx/tmx_pretran.c.

    References: https://ubuntu.com/security/CVE-2018-8828, https://github.com/EnableSecurity/advisories/tree/master/ES2018-05-kamailio-heap-overflow, https://github.com/kamailio/kamailio/commit/e1d8008a09d9390ebaf698abe8909e10dfec4097, https://ubuntu.com/security/notices/USN-4240-1, https://www.cve.org/CVERecord?id=CVE-2018-8828

    Affected packages

    Package

    Name: kamailio

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -4.3.4-1.1ubuntu2.1

    Affected versions

    4.3.1-2ubuntu1
    4.3.4-1.1ubuntu1
    4.3.4-1.1ubuntu2

    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
    UBUNTU-CVE-2018-8828 | CVE-DB