CVE-2017-13905

Name: CVE-2017-13905
Creator: NVD / NIST
Published: 2021-12-23T20:15:08.217+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.1/10EPSS 0.91%

Last modified Jun 17, 2026

CVE-2017-13905 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. A race condition was addressed with additional validation. This issue is fixed in tvOS 11.2, iOS 11.2, macOS High Sierra 10.13.2, Security Update 2017-002 Sierra, and Security Update 2017-005 El Capitan, watchOS 4.2. EPSS estimates a 0.91% chance of exploitation in the next 30 days.

Description

A race condition was addressed with additional validation. This issue is fixed in tvOS 11.2, iOS 11.2, macOS High Sierra 10.13.2, Security Update 2017-002 Sierra, and Security Update 2017-005 El Capitan, watchOS 4.2. An application may be able to gain elevated privileges.

Metrics

CVSS 3.1

8.1/10

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.91%

55.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-362

Affected Software

Vendor	Product	Versions
Apple	Iphone Os	< 11.2
Apple	Mac Os X	>= 10.11, < 10.11.6
Apple	Mac Os X	>= 10.12, < 10.12.6
Apple	Mac Os X	10.11.6
Apple	Mac Os X	10.12.6
Apple	Macos	< 10.13.2
Apple	Tvos	< 11.2
Apple	Watchos	< 4.2

References

https://support.apple.com/en-us/HT208325Vendor Advisory
https://support.apple.com/en-us/HT208327Vendor Advisory
https://support.apple.com/en-us/HT208331Vendor Advisory
https://support.apple.com/en-us/HT208334Vendor Advisory
https://support.apple.com/en-us/HT208325Vendor Advisory
https://support.apple.com/en-us/HT208327Vendor Advisory
https://support.apple.com/en-us/HT208331Vendor Advisory
https://support.apple.com/en-us/HT208334Vendor Advisory

Timeline

Published: Dec 23, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-13905?

How severe is CVE-2017-13905?

CVE-2017-13905 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 0.91% probability of exploitation in the next 30 days.

How do I fix CVE-2017-13905?

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-2017-13905?

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

Scan your code now

Source: NVD / NIST