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Status published
Medium
CVE-2016-4644
In iOS before 9.3.3, tvOS before 9.2.2, and OS X...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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CVE-2019-9518
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High
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CVE-2019-9517
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High
7.5
Affected Vendor
apple
View all reports →Affected Software
apple tv, iphone os, mac os
Vulnerable Versions:
0, 10.11.0
Timeline
Official Publish:
January 11th, 2019
Last Modified:
August 6th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.