CVE-2017-13903

Name: CVE-2017-13903
Creator: NVD / NIST
Published: 2017-12-25T21:29:15.23+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.06%

Last modified Jun 17, 2026

CVE-2017-13903 is a vulnerability of currently unknown severity. An issue was discovered in certain Apple products. iOS before 11.2.1 is affected. EPSS estimates a 1.06% chance of exploitation in the next 30 days.

Description

An issue was discovered in certain Apple products. iOS before 11.2.1 is affected. tvOS before 11.2.1 is affected. The issue involves the "HomeKit" component. It allows remote attackers to modify the application state by leveraging incorrect message handling, as demonstrated by use of an Apple Watch to obtain an encryption key and unlock a door.

Metrics

EPSS Probability

1.06%

60.2th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Apple	Iphone Os	< 11.2.1
Apple	Tvos	< 11.2.1

References

http://www.securityfocus.com/bid/102182Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040008Third Party Advisory, VDB Entry
https://support.apple.com/HT208357Vendor Advisory
https://support.apple.com/HT208359Vendor Advisory
https://www.engadget.com/2017/12/21/apple-ignored-a-major-homekit-security-flaw-for-six-weeks/Press/Media Coverage
http://www.securityfocus.com/bid/102182Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040008Third Party Advisory, VDB Entry
https://support.apple.com/HT208357Vendor Advisory
https://support.apple.com/HT208359Vendor Advisory
https://www.engadget.com/2017/12/21/apple-ignored-a-major-homekit-security-flaw-for-six-weeks/Press/Media Coverage

Timeline

Published: Dec 25, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-13903?

How severe is CVE-2017-13903?

Severity scoring for CVE-2017-13903 is pending analysis. The EPSS model estimates a 1.06% probability of exploitation in the next 30 days.

How do I fix CVE-2017-13903?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-13903?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST