Vulnerability Monitor

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CVE-2017-14493

Stack-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 DHCPv6 request.

Published

2017-10-03T01:29:02.077

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	canonical	ubuntu_linux	14.04	Yes
Operating System	canonical	ubuntu_linux	16.04	Yes
Operating System	canonical	ubuntu_linux	17.04	Yes
Operating System	debian	debian_linux	7.0	Yes
Operating System	debian	debian_linux	7.1	Yes
Operating System	debian	debian_linux	9.0	Yes
Operating System	opensuse	leap	42.2	Yes
Operating System	opensuse	leap	42.3	Yes
Operating System	redhat	enterprise_linux_desktop	7.0	Yes
Operating System	redhat	enterprise_linux_server	7.0	Yes
Operating System	redhat	enterprise_linux_workstation	7.0	Yes
Application	thekelleys	dnsmasq	≤ 2.77	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00006.html Issue Tracking, Mailing List, Third Party Advisory ([email protected])
http://nvidia.custhelp.com/app/answers/detail/a_id/4561 Third Party Advisory ([email protected])
http://thekelleys.org.uk/dnsmasq/CHANGELOG Release Notes, Vendor Advisory ([email protected])
http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=3d4ff1ba8419546490b464418223132529514033 ([email protected])
http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-005.txt ([email protected])
http://www.debian.org/security/2017/dsa-3989 Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/101085 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1039474 Third Party Advisory, VDB Entry ([email protected])
http://www.ubuntu.com/usn/USN-3430-1 Third Party Advisory ([email protected])
http://www.ubuntu.com/usn/USN-3430-2 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2017:2836 Patch, Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2017:2837 Patch, Third Party Advisory ([email protected])
https://access.redhat.com/security/vulnerabilities/3199382 Issue Tracking, Third Party Advisory ([email protected])
https://security.gentoo.org/glsa/201710-27 Third Party Advisory ([email protected])
https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html Third Party Advisory ([email protected])
https://www.exploit-db.com/exploits/42943/ Exploit, Third Party Advisory, VDB Entry ([email protected])
https://www.kb.cert.org/vuls/id/973527 Third Party Advisory, US Government Resource ([email protected])
https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11664.html ([email protected])
https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11665.html ([email protected])
https://www.synology.com/support/security/Synology_SA_17_59_Dnsmasq Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00006.html Issue Tracking, Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://nvidia.custhelp.com/app/answers/detail/a_id/4561 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://thekelleys.org.uk/dnsmasq/CHANGELOG Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=3d4ff1ba8419546490b464418223132529514033 (af854a3a-2127-422b-91ae-364da2661108)
http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-005.txt (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2017/dsa-3989 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/101085 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1039474 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-3430-1 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-3430-2 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2017:2836 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2017:2837 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/security/vulnerabilities/3199382 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201710-27 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.exploit-db.com/exploits/42943/ Exploit, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://www.kb.cert.org/vuls/id/973527 Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11664.html (af854a3a-2127-422b-91ae-364da2661108)
https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11665.html (af854a3a-2127-422b-91ae-364da2661108)
https://www.synology.com/support/security/Synology_SA_17_59_Dnsmasq Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)