National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-13704 Detail

Current Description

In dnsmasq before 2.78, if the DNS packet size does not match the expected size, the size parameter in a memset call gets a negative value. As it is an unsigned value, memset ends up writing up to 0xffffffff zero's (0xffffffffffffffff in 64 bit platforms), making dnsmasq crash.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 7.5 HIGH
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://thekelleys.org.uk/dnsmasq/CHANGELOG Release Notes Vendor Advisory
http://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=63437ffbb58837b214b4b92cb1c54bc5f3279928 Patch Vendor Advisory
http://www.securityfocus.com/bid/101085 Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/101977
http://www.securitytracker.com/id/1039474 Third Party Advisory VDB Entry
https://access.redhat.com/security/vulnerabilities/3199382 Issue Tracking Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-689071.pdf
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4TK6DWC53WSU6633EVZL7H4PCWBYHMHK/ Third Party Advisory
https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html Third Party Advisory
https://www.mail-archive.com/dnsmasq-discuss@lists.thekelleys.org.uk/msg11664.html Mailing List Third Party Advisory
https://www.mail-archive.com/dnsmasq-discuss@lists.thekelleys.org.uk/msg11665.html Mailing List Third Party Advisory
https://www.synology.com/support/security/Synology_SA_17_59_Dnsmasq

Weakness Enumeration

CWE-ID CWE Name Source
CWE-20 Improper Input Validation NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:17.04:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:debian:debian_linux:7.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:fedoraproject:fedora:27:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:leap:42.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:novell:leap:42.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
2.77


Change History

7 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-13704
NVD Published Date:
10/02/2017
NVD Last Modified:
05/10/2018