CVE-2018-4326: Buffer Overflow

Published Sep 17, 2018
·
Updated

mDNSOffloadUserClient. A memory corruption issue was addressed with improved memory handling.

Other sources

A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12, macOS Mojave 10.14.

Credit

an anonymous researcher(Trend Micro), Zhuo Liang(Qihoo 360 Nirvan Team), an anonymous researcher(Trend Micro), Zhuo Liang(Qihoo 360 Nirvan Team), an anonymous researcher(Trend Micro), Zhuo Liang(Qihoo 360 Nirvan Team)

Affected Software

7 affected componentsFixes available
Apple macOS Mojave<10.14.1
10.14.1
Apple High Sierra
Apple Sierra
Apple macOS Mojave<10.14
10.14
Apple iOS<12
12
Apple iPhone OS<12.0
Apple iOS and macOS<10.14

Event History

Apr 3, 2019
CVE Published
via MITRE·05:43 PM
Data Sourced
via MITRE·05:43 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is CVE-2018-4326?

CVE-2018-4326 is a vulnerability related to the mDNSOffloadUserClient in Apple devices.

2

How does CVE-2018-4326 affect Apple devices?

CVE-2018-4326 affects versions prior to iOS 12 and macOS Mojave 10.14.

3

What is the severity of CVE-2018-4326?

The severity of CVE-2018-4326 is high with a CVSS score of 7.8.

4

How can I fix CVE-2018-4326?

To fix CVE-2018-4326, update your Apple device to iOS 12 or macOS Mojave 10.14 or later.

5

Where can I find more information about CVE-2018-4326?

You can find more information about CVE-2018-4326 on the Apple support website.

Contact

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