UBUNTU-CVE-2017-15130

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    UBUNTU-CVE-2017-15130

    Published: 28 Feb 2018Last Modified: 22 Apr 2026
    Upstream:
    CVE-2017-15130

    Summary:

    Details: A denial of service flaw was found in dovecot before 2.2.34. An attacker able to generate random SNI server names could exploit TLS SNI configuration lookups, leading to excessive memory usage and the process to restart.

    References: https://ubuntu.com/security/CVE-2017-15130, http://www.openwall.com/lists/oss-security/2018/03/01/3, https://www.dovecot.org/list/dovecot-news/2018-February/000370.html, https://ubuntu.com/security/notices/USN-3587-1, https://ubuntu.com/security/notices/USN-3587-2, https://www.cve.org/CVERecord?id=CVE-2017-15130

    Affected packages

    Package

    Name: dovecot

    Purl: pkg:deb/ubuntu/dovecot@1:2.2.9-1ubuntu2.4?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1:2.2.9-1ubuntu2.4

    Affected versions

    1:2.1.7-7ubuntu3

    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