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Mend.io Vulnerability Database

CVE-2017-14496

Date: October 2, 2017

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.

Language: C

Severity Score

7.5

Related Resources (28)

Url: http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00006.html

Url: https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html

Url: https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11665.html

Url: https://www.kb.cert.org/vuls/id/973527

Url: https://cert-portal.siemens.com/productcert/pdf/ssa-689071.pdf

Url: https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11664.html

Url: http://www.debian.org/security/2017/dsa-3989

Url: http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-005.txt

Url: https://security.gentoo.org/glsa/201710-27

Url: https://security.alpinelinux.org/vuln/CVE-2017-14496

Url: https://security-tracker.debian.org/tracker/CVE-2017-14496

Url: https://www.synology.com/support/security/Synology_SA_17_59_Dnsmasq

Url: https://nvd.nist.gov/vuln/detail/CVE-2017-14496

Url: http://www.ubuntu.com/usn/USN-3430-2

Url: http://www.ubuntu.com/usn/USN-3430-1

Url: https://access.redhat.com/security/cve/CVE-2017-14496

Url: https://www.exploit-db.com/exploits/42946/

Url: http://www.securityfocus.com/bid/101085

Url: http://thekelleys.org.uk/dnsmasq/CHANGELOG

Url: https://access.redhat.com/security/vulnerabilities/3199382

Url: http://nvidia.custhelp.com/app/answers/detail/a_id/4561

Url: http://www.securityfocus.com/bid/101977

Url: http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=897c113fda0886a28a986cc6ba17bb93bd6cb1c7

Url: https://access.redhat.com/errata/RHSA-2017:2836

Url: https://source.android.com/security/bulletin/2017-10-01

Url: http://www.securitytracker.com/id/1039474

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2017-14496

Url: https://www.mend.io/vulnerability-database/CVE-2017-14496

Severity Score

7.5

Weakness Type (CWE)

Integer Underflow (Wrap or Wraparound)

CWE-191

CVSS v3.1

Base Score:	7.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	7.8
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	COMPLETE
Additional information:

Mend.io Vulnerability Database

We found results for “”

CVE-2017-14496

Date: October 2, 2017

Language: C

Severity Score

Related Resources (28)

Severity Score

Weakness Type (CWE)

CVSS v3.1

CVSS v2

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