CVE-2017-13872: Critical severity macos high sierra vulnerability

Published Nov 29, 2017
·
Updated

Directory Utility. A logic error existed in the validation of credentials. This was addressed with improved credential validation.

Other sources

An issue was discovered in certain Apple products. macOS High Sierra before Security Update 2017-001 is affected. The issue involves the "Directory Utility" component. It allows attackers to obtain administrator access without a password via certain interactions involving entry of the root user name.

Credit

CVE-2017-13872

Affected Software

5 affected componentsFixes available
Apple macOS High Sierra<10.13.2
10.13.2
Apple Sierra
Apple El Capitan
Apple iOS and macOS=10.13.0
Apple iOS and macOS=10.13.1

Event History

Nov 29, 2017
CVE Published
via MITRE·05:00 PM
Data Sourced
via MITRE·05:00 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2017-13872?

CVE-2017-13872 is a vulnerability in macOS High Sierra where a logic error in the validation of credentials allows attackers to obtain administrator access without a password.

2

Which Apple products are affected by CVE-2017-13872?

macOS High Sierra versions before Security Update 2017-001 are affected by CVE-2017-13872.

3

How can an attacker exploit CVE-2017-13872?

Attackers can exploit CVE-2017-13872 by performing certain interactions involving the entry of the root username.

4

What is the severity of CVE-2017-13872?

CVE-2017-13872 has a severity rating of critical with a CVSS score of 8.1.

5

How can I fix CVE-2017-13872?

To fix CVE-2017-13872, update macOS High Sierra to Security Update 2017-001 or a later version.

Contact

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