CVE-2017-7084: Medium severity Apple macOS High Sierra vulnerability

Published Sep 25, 2017
·
Updated

An issue was discovered in certain Apple products. macOS before 10.13 is affected. The issue involves the "Application Firewall" component. It allows remote attackers to bypass intended settings in opportunistic circumstances by leveraging incorrect handling of a denied setting after an upgrade.

Other sources

Application Firewall. An upgrade issue existed in the handling of firewall settings. This issue was addressed through improved handling of firewall settings during upgrades.

Credit

an anonymous researcher

Affected Software

2 affected componentsFixes available
Apple macOS High Sierra<10.13
10.13
Apple iOS and macOS<=10.12.6

Event History

Oct 23, 2017
CVE Published
via MITRE·01:00 AM
Data Sourced
via MITRE·01:00 AM
Description

Parent advisories

This vulnerability appears in the following advisories.

Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is CVE-2017-7084?

CVE-2017-7084 is a vulnerability that affects certain Apple products running macOS before version 10.13.

2

How does CVE-2017-7084 impact users?

CVE-2017-7084 allows remote attackers to bypass firewall settings in certain opportunistic circumstances after an upgrade.

3

What is the severity of CVE-2017-7084?

The severity level of CVE-2017-7084 is medium, with a CVSSv2 score of 3.7 out of 10.

4

Which Apple products are affected by CVE-2017-7084?

CVE-2017-7084 affects macOS versions before 10.13.

5

How can I fix CVE-2017-7084?

To fix CVE-2017-7084, users should update their macOS to version 10.13 or newer.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203