MEDIUM · 6.8

CVE-2016-4763

WKWebView in WebKit in Apple iOS before 10, iTunes before 12.5.1 on Windows, and Safari before 10 does not properly verify X.509 certificates from HTTPS servers, which allows man-in-the-middle attacke...

Vulnerability Description

WKWebView in WebKit in Apple iOS before 10, iTunes before 12.5.1 on Windows, and Safari before 10 does not properly verify X.509 certificates from HTTPS servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.

CVSS Score

6.8

MEDIUM

CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE

Affected Products

VendorProductVersions
AppleItunes<= 12.4.3
MicrosoftWindowsAll versions
AppleSafari<= 9.1.3
AppleIphone Os<= 9.3.5

Related Weaknesses (CWE)

References

FAQ

What is CVE-2016-4763?

CVE-2016-4763 is a vulnerability with a CVSS score of 6.8 (MEDIUM). WKWebView in WebKit in Apple iOS before 10, iTunes before 12.5.1 on Windows, and Safari before 10 does not properly verify X.509 certificates from HTTPS servers, which allows man-in-the-middle attacke...

How severe is CVE-2016-4763?

CVE-2016-4763 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2016-4763?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Itunes, Microsoft Windows, Apple Safari, Apple Iphone Os.