USN-3491-1

    Dashboard / Vulnerabilities / USN-3491-1

    USN-3491-1

    Published: 22 Nov 2017Last Modified: 22 Apr 2026

    Summary: ldns vulnerabilities

    Details: Leon Weber discovered that the ldns-keygen tool incorrectly set permissions on private keys. A local attacker could possibly use this issue to obtain generated private keys. This issue only applied to Ubuntu 14.04 LTS. (CVE-2014-3209) Stephan Zeisberg discovered that ldns incorrectly handled memory when processing data. A remote attacker could use this issue to cause ldns to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2017-1000231, CVE-2017-1000232)

    References: https://ubuntu.com/security/notices/USN-3491-1, https://ubuntu.com/security/CVE-2014-3209, https://ubuntu.com/security/CVE-2017-1000231, https://ubuntu.com/security/CVE-2017-1000232

    Affected packages

    Package

    Name: ldns

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.6.17-1ubuntu0.1

    Affected versions

    1.6.16-1
    1.6.17-1

    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