Executive Summary

Informations
Name CVE-2017-14496 First vendor Publication 2017-10-02
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:C)
Cvss Base Score 7.8 Attack Range Network
Cvss Impact Score 6.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

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.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-14496

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-191 Integer Underflow (Wrap or Wraparound)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 77
Os 3
Os 3
Os 9
Os 2
Os 1
Os 1
Os 1

Snort® IPS/IDS

Date Description
2017-11-07 dnsmasq add_pseudoheader integer underflow attempt
RuleID : 44482 - Revision : 2 - Type : PROTOCOL-DNS

Nessus® Vulnerability Scanner

Date Description
2018-09-27 Name : The remote EulerOS host is missing multiple security updates.
File : EulerOS_SA-2018-1285.nasl - Type : ACT_GATHER_INFO
2018-08-17 Name : The remote PhotonOS host is missing multiple security updates.
File : PhotonOS_PHSA-2017-0035.nasl - Type : ACT_GATHER_INFO
2018-01-15 Name : The remote Fedora host is missing a security update.
File : fedora_2017-7106a157f5.nasl - Type : ACT_GATHER_INFO
2017-10-24 Name : The remote Fedora host is missing a security update.
File : fedora_2017-515264ae24.nasl - Type : ACT_GATHER_INFO
2017-10-23 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201710-27.nasl - Type : ACT_GATHER_INFO
2017-10-18 Name : The remote Fedora host is missing a security update.
File : fedora_2017-24f067299e.nasl - Type : ACT_GATHER_INFO
2017-10-03 Name : The remote SUSE host is missing one or more security updates.
File : suse_SU-2017-2616-1.nasl - Type : ACT_GATHER_INFO
2017-10-03 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-3430-1.nasl - Type : ACT_GATHER_INFO
2017-10-03 Name : The remote SUSE host is missing one or more security updates.
File : suse_SU-2017-2619-1.nasl - Type : ACT_GATHER_INFO
2017-10-03 Name : The remote SUSE host is missing one or more security updates.
File : suse_SU-2017-2618-1.nasl - Type : ACT_GATHER_INFO
2017-10-03 Name : The remote SUSE host is missing one or more security updates.
File : suse_SU-2017-2617-1.nasl - Type : ACT_GATHER_INFO
2017-10-03 Name : The remote Slackware host is missing a security update.
File : Slackware_SSA_2017-275-01.nasl - Type : ACT_GATHER_INFO
2017-10-03 Name : The remote Scientific Linux host is missing one or more security updates.
File : sl_20171002_dnsmasq_on_SL7_x.nasl - Type : ACT_GATHER_INFO
2017-10-03 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2017-2836.nasl - Type : ACT_GATHER_INFO
2017-10-03 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2017-2836.nasl - Type : ACT_GATHER_INFO
2017-10-03 Name : The remote openSUSE host is missing a security update.
File : openSUSE-2017-1116.nasl - Type : ACT_GATHER_INFO
2017-10-03 Name : The remote FreeBSD host is missing one or more security-related updates.
File : freebsd_pkg_b77b5646a77811e7ac58b499baebfeaf.nasl - Type : ACT_GATHER_INFO
2017-10-03 Name : The remote DNS / DHCP service is affected by multiple vulnerabilities.
File : dnsmasq_2_78.nasl - Type : ACT_GATHER_INFO
2017-10-03 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-3989.nasl - Type : ACT_GATHER_INFO
2017-10-03 Name : The remote CentOS host is missing one or more security updates.
File : centos_RHSA-2017-2836.nasl - Type : ACT_GATHER_INFO
2017-10-03 Name : The remote Amazon Linux AMI host is missing a security update.
File : ala_ALAS-2017-907.nasl - Type : ACT_GATHER_INFO

Sources (Detail)

http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=897c113fda0886a...
https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg116...
https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg116...
Source Url
BID http://www.securityfocus.com/bid/101085
http://www.securityfocus.com/bid/101977
CERT-VN https://www.kb.cert.org/vuls/id/973527
CONFIRM http://nvidia.custhelp.com/app/answers/detail/a_id/4561
http://thekelleys.org.uk/dnsmasq/CHANGELOG
http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-005.txt
https://access.redhat.com/security/vulnerabilities/3199382
https://cert-portal.siemens.com/productcert/pdf/ssa-689071.pdf
https://source.android.com/security/bulletin/2017-10-01
https://www.synology.com/support/security/Synology_SA_17_59_Dnsmasq
DEBIAN http://www.debian.org/security/2017/dsa-3989
EXPLOIT-DB https://www.exploit-db.com/exploits/42946/
GENTOO https://security.gentoo.org/glsa/201710-27
MISC https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html
REDHAT https://access.redhat.com/errata/RHSA-2017:2836
SECTRACK http://www.securitytracker.com/id/1039474
SUSE http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00006.html
UBUNTU http://www.ubuntu.com/usn/USN-3430-1
http://www.ubuntu.com/usn/USN-3430-2

Alert History

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Date Informations
2023-11-07 21:42:28
  • Multiple Updates
2022-09-07 01:31:07
  • Multiple Updates
2021-05-05 01:24:24
  • Multiple Updates
2021-05-04 12:56:48
  • Multiple Updates
2021-04-22 02:09:41
  • Multiple Updates
2020-05-24 01:20:40
  • Multiple Updates
2020-05-23 02:03:12
  • Multiple Updates
2020-05-23 00:56:08
  • Multiple Updates
2019-08-09 12:08:57
  • Multiple Updates
2018-05-11 09:19:10
  • Multiple Updates
2018-03-04 17:19:42
  • Multiple Updates
2017-12-30 09:22:05
  • Multiple Updates
2017-12-01 09:21:15
  • Multiple Updates
2017-10-25 13:25:34
  • Multiple Updates
2017-10-24 13:25:29
  • Multiple Updates
2017-10-24 09:23:09
  • Multiple Updates
2017-10-19 13:24:51
  • Multiple Updates
2017-10-19 09:24:00
  • Multiple Updates
2017-10-14 00:22:56
  • Multiple Updates
2017-10-10 09:23:28
  • Multiple Updates
2017-10-05 09:23:12
  • Multiple Updates
2017-10-04 13:25:04
  • Multiple Updates
2017-10-04 09:23:22
  • Multiple Updates
2017-10-03 09:22:56
  • First insertion