DNS: DNSmasq add_resource_record Heap Buffer Overflow
A heap-based buffer overflow vulnerability has been reported in DNSmasq.A remote attacker could exploit this vulnerability by sending a specially crafted response to the server. Successful exploitation could result in arbitrary code execution in the security context of the root user.
Extended Description
Heap-based buffer overflow in dnsmasq before 2.78 allows remote attackers to cause a denial of service (crash) or execute arbitrary code via a crafted DNS response.
Affected Products
Synology diskstation_manager
Short Name
DNS:OVERFLOW:DNSMASQ-HEAP-BO
Severity
Major
Recommended
True
Recommended Action
Drop
Category
DNS
Keywords
Buffer CVE-2017-14491 DNSmasq Heap Overflow add_resource_record bid:101085
Release Date
11/22/2017
Supported Platforms
srx-branch-12.3
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-branch-19.4
vsrx-19.4
mx-12.3
mx-19.4
vmx-19.4
mx-19.3
vsrx3bsd-19.4
srx-19.4
vsrx-12.3
vmx-19.3
vsrx-19.2
srx-12.3
Sigpack Version
3590
False Positive
Unknown
Vendors
Suse
Redhat
Thekelleys
Synology
Opensuse
Arubanetworks
Arista
Debian
Canonical
CVSS Score
7.5