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CVE
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CVE-2017-14496

Date: (C)2017-10-04   (M)2017-10-19
 
CVSS Score: 7.8Access Vector: NETWORK
Exploitability Subscore: 10.0Access Complexity: LOW
Impact Subscore: 6.9Authentication: NONE
 Confidentiality: NONE
 Integrity: NONE
 Availability: COMPLETE











Integer underflow in the add_pseudoheader function in dnsmasq before 2.78 , when the --add-mac, --add-cpe-id or --add-subnet option is specified, allows remote attackers to cause a denial of service via a crafted DNS request.

Reference:
BID-101085
SECTRACK-1039474
EXPLOIT-DB-42946
DSA-3989
RHSA-2017:2836
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=897c113fda0886a28a986cc6ba17bb93bd6cb1c7
https://access.redhat.com/security/vulnerabilities/3199382
https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html
https://source.android.com/security/bulletin/2017-10-01
openSUSE-SU-2017:2633

CPE    11
cpe:/o:debian:debian_linux:7.0
cpe:/o:debian:debian_linux:7.1
cpe:/o:redhat:enterprise_linux_server:7.0
cpe:/o:redhat:enterprise_linux_workstation:7.0
...
CWE    1
CWE-191
OVAL    6
oval:org.secpod.oval:def:1600780
oval:org.secpod.oval:def:1502020
oval:org.secpod.oval:def:603116
oval:org.secpod.oval:def:502143
...

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