medium
5.9
Advisory Published
CVE Published
Updated

CVE-2018-4174

First published: Thu Mar 29 2018(Updated: )

An issue was discovered in certain Apple products. iOS before 11.3 is affected. macOS before 10.13.4 is affected. The issue involves the "Mail" component. It allows man-in-the-middle attackers to read S/MIME encrypted messages by leveraging an inconsistency in the user interface.

Credit: John McCombs Integrated Mapping LtdMcClain Looney LoonSoft IncJohn McCombs Integrated Mapping LtdMcClain Looney LoonSoft Inc product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple iPhone OS<11.3
Apple Mac OS X<10.13.4
Apple macOS High Sierra<10.13.4
10.13.4
Apple Sierra
Apple El Capitan
Apple iOS<11.3
11.3

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Read MoreStart Free Trial

Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is CVE-2018-4174?

    CVE-2018-4174 is a vulnerability that affects certain versions of Apple iOS and macOS, specifically before iOS 11.3 and before macOS 10.13.4. It is related to the "Mail" component and allows man-in-the-middle attackers to read S/MIME encrypted messages by exploiting a user interface inconsistency.

  • What is the severity of CVE-2018-4174?

    The severity of CVE-2018-4174 is medium, with a CVSS score of 5.9.

  • How does CVE-2018-4174 affect Apple products?

    CVE-2018-4174 affects Apple iOS before 11.3 and macOS before 10.13.4, as well as Apple Sierra, Apple El Capitan, Apple iPhone OS before 11.3, and Apple Mac OS X before 10.13.4.

  • How can I fix CVE-2018-4174?

    To fix CVE-2018-4174, users should update the affected Apple products to iOS 11.3 or later, or macOS 10.13.4 or later.

  • Where can I find more information about CVE-2018-4174?

    You can find more information about CVE-2018-4174 on Apple's official support page: [https://support.apple.com/en-us/HT208693](https://support.apple.com/en-us/HT208693).

Company

Resources

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.
© 2024 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203