CVE-2017-14496

Sažetak

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

https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html
http://thekelleys.org.uk/dnsmasq/CHANGELOG
https://source.android.com/security/bulletin/2017-10-01
http://www.securitytracker.com/id/1039474
https://www.exploit-db.com/exploits/42946/
http://www.securityfocus.com/bid/101085
https://www.kb.cert.org/vuls/id/973527
http://nvidia.custhelp.com/app/answers/detail/a_id/4561
https://security.gentoo.org/glsa/201710-27
http://www.securityfocus.com/bid/101977
https://www.synology.com/support/security/Synology_SA_17_59_Dnsmasq
http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-005.txt
https://cert-portal.siemens.com/productcert/pdf/ssa-689071.pdf
http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00006.html
http://www.debian.org/security/2017/dsa-3989
http://www.ubuntu.com/usn/USN-3430-1
http://www.ubuntu.com/usn/USN-3430-2
https://access.redhat.com/errata/RHSA-2017:2836
https://access.redhat.com/security/vulnerabilities/3199382
http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=897c113fda0886a28a986cc6ba17bb93bd6cb1c7
https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11665.html
https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11664.html

CVSS

Base:	7.8
Impact:	6.9
Exploitability:	10.0

Pristup

Vektor	Složenost	Autentikacija
NETWORK	LOW	NONE

Impact

Povjerljivost	Cjelovitost	Dostupnost
NONE	NONE	COMPLETE

CVSS vektor

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

Zadnje važnije ažuriranje

07-11-2023 - 02:39

Objavljeno

03-10-2017 - 01:29