CVE-2017-14491
7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.1 High
AI Score
Confidence
High
0.303 Low
EPSS
Percentile
97.0%
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 configurations
| CPE | Name | Operator | Version |
|---|---|---|---|
| thekelleys:dnsmasq | thekelleys dnsmasq | le | 2.77 |
References
lists.opensuse.org/opensuse-security-announce/2017-10/msg00003.html
lists.opensuse.org/opensuse-security-announce/2017-10/msg00004.html
lists.opensuse.org/opensuse-security-announce/2017-10/msg00005.html
lists.opensuse.org/opensuse-security-announce/2017-10/msg00006.html
nvidia.custhelp.com/app/answers/detail/a_id/4560
nvidia.custhelp.com/app/answers/detail/a_id/4561
packetstormsecurity.com/files/144480/Dnsmasq-2-Byte-Heap-Based-Overflow.html
thekelleys.org.uk/dnsmasq/CHANGELOG
thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=0549c73b7ea6b22a3c49beb4d432f185a81efcbc
www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-005.txt
www.debian.org/security/2017/dsa-3989
www.huawei.com/en/psirt/security-advisories/huawei-sa-20171103-01-dnsmasq-en
www.securityfocus.com/bid/101085
www.securityfocus.com/bid/101977
www.securitytracker.com/id/1039474
www.ubuntu.com/usn/USN-3430-1
www.ubuntu.com/usn/USN-3430-2
www.ubuntu.com/usn/USN-3430-3
access.redhat.com/errata/RHSA-2017:2836
access.redhat.com/errata/RHSA-2017:2837
access.redhat.com/errata/RHSA-2017:2838
access.redhat.com/errata/RHSA-2017:2839
access.redhat.com/errata/RHSA-2017:2840
access.redhat.com/errata/RHSA-2017:2841
access.redhat.com/security/vulnerabilities/3199382
cert-portal.siemens.com/productcert/pdf/ssa-689071.pdf
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/527KNN34RN2SB6MBJG7CKSEBWYE3TJEB/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5MMPCJOYPPL4B5RBY4U425PWG7EETDTD/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YXRZ2W6TV6NLUJC5NOFBSG6PZSMDTYPV/
security.gentoo.org/glsa/201710-27
security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html
www.arista.com/en/support/advisories-notices/security-advisories/3577-security-advisory-30
www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2017-449
www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2017-449/
www.debian.org/security/2017/dsa-3989
www.exploit-db.com/exploits/42941/
www.kb.cert.org/vuls/id/973527
www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11664.html
www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11665.html
www.synology.com/support/security/Synology_SA_17_59_Dnsmasq
Social References
More
Related
7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.1 High
AI Score
Confidence
High
0.303 Low
EPSS
Percentile
97.0%