CVE-2016-4644
N/A
Published: January 11, 2019 at 06:00 PM UTC
Updated: June 17, 2026 at 12:47 AM UTC
3 products affected across 1 vendormacOSiPhone OSApple TV
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Severity
N/A
Exploit prediction
EPSS 1%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 9.2.2
Affected range stops below 9.2.2, so it looks safe — our inference, not a vendor statement
v < 9.3.3
Affected range stops below 9.3.3, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (3)
x_refsource_CONFIRMx_refsource_MISCVendor Advisory
Source: [email protected]
https://support.apple.com/HT206902x_refsource_CONFIRMx_refsource_MISCVendor Advisory
Source: [email protected]
https://support.apple.com/HT206903Quick Info
StatusMODIFIED
CWE
CWE-200
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