CVE-2017-14491

9.8 CRITICAL
Published: October 04, 2017 Modified: May 13, 2026
View on NVD

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00003.html
Source: cve@mitre.org
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00004.html
Source: cve@mitre.org
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00005.html
Source: cve@mitre.org
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00006.html
Source: cve@mitre.org
Mailing List Third Party Advisory
http://nvidia.custhelp.com/app/answers/detail/a_id/4560
Source: cve@mitre.org
Third Party Advisory
http://nvidia.custhelp.com/app/answers/detail/a_id/4561
Source: cve@mitre.org
Third Party Advisory
http://packetstormsecurity.com/files/144480/Dnsmasq-2-Byte-Heap-Based-Overflow.html
Source: cve@mitre.org
Exploit Third Party Advisory VDB Entry
http://thekelleys.org.uk/dnsmasq/CHANGELOG
Source: cve@mitre.org
Release Notes Vendor Advisory
http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=0549c73b7ea6b22a3c49beb4d432f185a81efcbc
Source: cve@mitre.org
http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-005.txt
Source: cve@mitre.org
Third Party Advisory
http://www.debian.org/security/2017/dsa-3989
Source: cve@mitre.org
Third Party Advisory
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20171103-01-dnsmasq-en
Source: cve@mitre.org
Third Party Advisory
http://www.securityfocus.com/bid/101085
Source: cve@mitre.org
Broken Link
http://www.securityfocus.com/bid/101977
Source: cve@mitre.org
Broken Link
http://www.securitytracker.com/id/1039474
Source: cve@mitre.org
Broken Link
http://www.ubuntu.com/usn/USN-3430-1
Source: cve@mitre.org
Third Party Advisory
http://www.ubuntu.com/usn/USN-3430-2
Source: cve@mitre.org
Third Party Advisory
http://www.ubuntu.com/usn/USN-3430-3
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2836
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2837
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2838
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2839
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2840
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2841
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/security/vulnerabilities/3199382
Source: cve@mitre.org
Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-689071.pdf
Source: cve@mitre.org
Patch Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/527KNN34RN2SB6MBJG7CKSEBWYE3TJEB/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5MMPCJOYPPL4B5RBY4U425PWG7EETDTD/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YXRZ2W6TV6NLUJC5NOFBSG6PZSMDTYPV/
Source: cve@mitre.org
https://security.gentoo.org/glsa/201710-27
Source: cve@mitre.org
Third Party Advisory
https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html
Source: cve@mitre.org
Third Party Advisory
https://www.arista.com/en/support/advisories-notices/security-advisories/3577-security-advisory-30
Source: cve@mitre.org
Mitigation Third Party Advisory
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2017-449
Source: cve@mitre.org
Third Party Advisory
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2017-449/
Source: cve@mitre.org
Third Party Advisory
https://www.debian.org/security/2017/dsa-3989
Source: cve@mitre.org
Third Party Advisory
https://www.exploit-db.com/exploits/42941/
Source: cve@mitre.org
Exploit Third Party Advisory VDB Entry
https://www.kb.cert.org/vuls/id/973527
Source: cve@mitre.org
Third Party Advisory US Government Resource
https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11664.html
Source: cve@mitre.org
https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11665.html
Source: cve@mitre.org
https://www.synology.com/support/security/Synology_SA_17_59_Dnsmasq
Source: cve@mitre.org
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00003.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00004.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00005.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00006.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://nvidia.custhelp.com/app/answers/detail/a_id/4560
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://nvidia.custhelp.com/app/answers/detail/a_id/4561
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://packetstormsecurity.com/files/144480/Dnsmasq-2-Byte-Heap-Based-Overflow.html
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory VDB Entry
http://thekelleys.org.uk/dnsmasq/CHANGELOG
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes Vendor Advisory
http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=0549c73b7ea6b22a3c49beb4d432f185a81efcbc
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-005.txt
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.debian.org/security/2017/dsa-3989
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20171103-01-dnsmasq-en
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.securityfocus.com/bid/101085
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link
http://www.securityfocus.com/bid/101977
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link
http://www.securitytracker.com/id/1039474
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link
http://www.ubuntu.com/usn/USN-3430-1
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.ubuntu.com/usn/USN-3430-2
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.ubuntu.com/usn/USN-3430-3
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2836
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2837
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2838
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2839
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2840
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2841
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/security/vulnerabilities/3199382
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-689071.pdf
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/527KNN34RN2SB6MBJG7CKSEBWYE3TJEB/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5MMPCJOYPPL4B5RBY4U425PWG7EETDTD/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YXRZ2W6TV6NLUJC5NOFBSG6PZSMDTYPV/
Source: af854a3a-2127-422b-91ae-364da2661108
https://security.gentoo.org/glsa/201710-27
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.arista.com/en/support/advisories-notices/security-advisories/3577-security-advisory-30
Source: af854a3a-2127-422b-91ae-364da2661108
Mitigation Third Party Advisory
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2017-449
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2017-449/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.debian.org/security/2017/dsa-3989
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.exploit-db.com/exploits/42941/
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory VDB Entry
https://www.kb.cert.org/vuls/id/973527
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory US Government Resource
https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11664.html
Source: af854a3a-2127-422b-91ae-364da2661108
https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11665.html
Source: af854a3a-2127-422b-91ae-364da2661108
https://www.synology.com/support/security/Synology_SA_17_59_Dnsmasq
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

80 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
84.9%
100th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-787

Affected Vendors

thekelleys opensuse debian redhat canonical arista siemens suse microsoft huawei +3 more

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