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CVE-2017-14495

HighPublished

Memory leak 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...

Published: Oct 2, 2017
Updated: Aug 5, 2024
Assigning CNA: mitre
Evidence observed: Oct 2, 2017

Primary CVSS

7.5/ 10High

nvd · CVSS 3.0

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS probability estimate

81.4%

High · next 30 days

Percentile: 99.6%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

Memory leak 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 (memory consumption) via vectors involving DNS response creation.

Sources

Dnsmasq < 2.78 - Lack of free() Denial of ServiceExploit
Google Security Research · multiple · Oct 2, 2017

Responsible use

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