CVE-2019-14513
First published: Thu Aug 01 2019(Updated: )
Improper bounds checking in Dnsmasq before 2.76 allows an attacker controlled DNS server to send large DNS packets that result in a read operation beyond the buffer allocated for the packet, a different vulnerability than CVE-2017-14491.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Thekelleys Dnsmasq | <2.76 | |
| Debian Debian Linux | =8.0 |
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Reference Links
Frequently Asked Questions
What is CVE-2019-14513?
CVE-2019-14513 is a vulnerability in Dnsmasq before version 2.76 that allows an attacker controlled DNS server to send large DNS packets and cause a read operation beyond the allocated buffer.
What is the severity of CVE-2019-14513?
The severity of CVE-2019-14513 is high with a severity value of 7.5.
Which software is affected by CVE-2019-14513?
Dnsmasq versions up to and excluding 2.76 and Debian Linux 8.0 are affected by CVE-2019-14513.
How can an attacker exploit CVE-2019-14513?
An attacker can exploit CVE-2019-14513 by leveraging an attacker controlled DNS server to send large DNS packets to the vulnerable system.
Are there any references related to CVE-2019-14513?
Yes, you can find references related to CVE-2019-14513 at the following links: https://github.com/Slovejoy/dnsmasq-pre2.76, https://lists.debian.org/debian-lts-announce/2019/09/msg00013.html
- collector/nvd-index
- agent/severity
- agent/weakness
- agent/author
- agent/references
- agent/description
- agent/type
- agent/event
- agent/softwarecombine
- agent/last-modified-date
- agent/first-publish-date
- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/thekelleys
- canonical/thekelleys dnsmasq
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/8.0