The remote Ubuntu 14.04 LTS / 16.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-3430-1 advisory.

    Felix Wilhelm, Fermin J. Serna, Gabriel Campana and Kevin Hamacher discovered that Dnsmasq incorrectly     handled DNS requests. A remote attacker could use this issue to cause Dnsmasq to crash, resulting in a     denial of service, or possibly execute arbitrary code. (CVE-2017-14491)

    Felix Wilhelm, Fermin J. Serna, Gabriel Campana and Kevin Hamacher discovered that Dnsmasq incorrectly     handled IPv6 router advertisements. A remote attacker could use this issue to cause Dnsmasq to crash,     resulting in a denial of service, or possibly execute arbitrary code. (CVE-2017-14492)

    Felix Wilhelm, Fermin J. Serna, Gabriel Campana and Kevin Hamacher discovered that Dnsmasq incorrectly     handled DHCPv6 requests. A remote attacker could use this issue to cause Dnsmasq to crash, resulting in a     denial of service, or possibly execute arbitrary code. (CVE-2017-14493)

    Felix Wilhelm, Fermin J. Serna, Gabriel Campana and Kevin Hamacher discovered that Dnsmasq incorrectly     handled DHCPv6 packets. A remote attacker could use this issue to possibly obtain sensitive memory     contents. (CVE-2017-14494)

    Felix Wilhelm, Fermin J. Serna, Gabriel Campana and Kevin Hamacher discovered that Dnsmasq incorrectly     handled DNS requests. A remote attacker could use this issue to cause Dnsmasq to consume memory, resulting     in a denial of service. (CVE-2017-14495)

    Felix Wilhelm, Fermin J. Serna, Gabriel Campana and Kevin Hamacher discovered that Dnsmasq incorrectly     handled DNS requests. A remote attacker could use this issue to cause Dnsmasq to crash, resulting in a     denial of service. (CVE-2017-14496)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Detections

Analytics

Ubuntu 14.04 LTS / 16.04 LTS : Dnsmasq vulnerabilities (USN-3430-1)

critical Nessus Plugin ID 103641

Version 3.16