CVE-2016-4644

Description

In iOS before 9.3.3, tvOS before 9.2.2, and OS X El Capitan before v10.11.6 and Security Update 2016-004, a downgrade issue existed with HTTP authentication credentials saved in Keychain. This issue was addressed by storing the authentication types with the credentials.

Category

6.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.56%
Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://support.apple.com/HT206902 vendor advisory
https://support.apple.com/HT206903 vendor advisory
https://support.apple.com/HT206905 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-4644?
CVE-2016-4644 has been scored as a medium severity vulnerability.
How to fix CVE-2016-4644?
To fix CVE-2016-4644, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-4644 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-4644 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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