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CVE-2017-14492Date: (C)2017-10-04   (M)2018-02-19


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 IPv6 router advertisement request.

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score  : 9.8CVSS Score  : 7.5
Exploit Score: 3.9Exploit Score: 10.0
Impact Score : 5.9Impact Score : 6.4
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: NETWORKAccess Vector: NETWORK
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: NONEAuthentication: NONE
User Interaction: NONEConfidentiality: PARTIAL
Scope: UNCHANGEDIntegrity: PARTIAL
Confidentiality: HIGHAvailability: PARTIAL
Integrity: HIGH 
Availability: HIGH 
  





Reference:
BID-101085
SECTRACK-1039474
EXPLOIT-DB-42942
DSA-3989
GLSA-201710-27
RHSA-2017:2836
RHSA-2017:2837
USN-3430-1
USN-3430-2
VU#973527
https://www.mail-archive.com/dnsmasq-discuss@lists.thekelleys.org.uk/msg11665.html
https://www.mail-archive.com/dnsmasq-discuss@lists.thekelleys.org.uk/msg11664.html
http://nvidia.custhelp.com/app/answers/detail/a_id/4561
http://thekelleys.org.uk/dnsmasq/CHANGELOG
http://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=24036ea507862c7b7898b68289c8130f85599c10
https://access.redhat.com/security/vulnerabilities/3199382
https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html
https://www.synology.com/support/security/Synology_SA_17_59_Dnsmasq
openSUSE-SU-2017:2633

CPE    8
cpe:/o:debian:debian_linux:7.1
cpe:/o:canonical:ubuntu_linux:16.04::~~lts~~~
cpe:/o:canonical:ubuntu_linux:14.04::~~lts~~~
cpe:/o:debian:debian_linux:9.0
...
CWE    1
CWE-119
OVAL    9
oval:org.secpod.oval:def:113604
oval:org.secpod.oval:def:1600780
oval:org.secpod.oval:def:603116
oval:org.secpod.oval:def:113295
...

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