CVE-2017-13833: Buffer Overflow

Published Sep 12, 2017
·
Updated

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

Other sources

An issue was discovered in certain Apple products. macOS before 10.13.1 is affected. The issue involves the "CFNetwork" component. It allows attackers to execute arbitrary code in a privileged context or cause a denial of service (memory corruption) via a crafted app.

Credit

Niklas Baumstark, Samuel Gro(Trend Micro)

Affected Software

10 affected componentsFixes available
Apple tvOS<11
11
Apple macOS High Sierra<10.13
10.13
Apple macOS High Sierra<10.13.1
10.13.1
Apple Sierra
Apple El Capitan
Apple WatchOS<4
4
Apple iOS and macOS<=10.13.0
Apple iCloud for Windows<7.0
7.0
Apple iTunes for Windows<12.7
12.7
Apple iOS<11
11

Event History

Nov 13, 2017
CVE Published
via MITRE·03:00 AM
Data Sourced
via MITRE·03:00 AM
Description

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-2017-13833?

CVE-2017-13833 is a memory corruption vulnerability in the CFNetwork component of certain Apple products.

2

How does CVE-2017-13833 impact macOS?

CVE-2017-13833 allows attackers to execute arbitrary code in a privileged context or cause a denial of service through memory corruption on macOS before version 10.13.1.

3

Which Apple products are affected by CVE-2017-13833?

macOS High Sierra (versions up to and exclusive of 10.13.1), iTunes for Windows (version 12.7), watchOS (versions up to and exclusive of 4), iCloud for Windows (version 7.0), iOS (versions up to and exclusive of 11), and tvOS (versions up to and exclusive of 11) are affected by CVE-2017-13833.

4

What is the severity of CVE-2017-13833?

CVE-2017-13833 has a severity score of 7.8 (out of 10.0), indicating a critical vulnerability.

5

How can I fix CVE-2017-13833?

To mitigate CVE-2017-13833, update your affected Apple products to the latest versions available from Apple's website.

Contact

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