CVE-2016-4763

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.

Category

6.8
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.23%
Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://lists.apple.com/archives/security-announce/2016/Sep/msg00008.html vendor advisory mailing list
https://support.apple.com/HT207157 vendor advisory
https://support.apple.com/HT207158 vendor advisory
http://www.securityfocus.com/bid/93066 vdb entry
http://www.securitytracker.com/id/1036854 vdb entry
https://support.apple.com/HT207143 vendor advisory
http://lists.apple.com/archives/security-announce/2016/Sep/msg00012.html vendor advisory mailing list
http://lists.apple.com/archives/security-announce/2016/Sep/msg00007.html vendor advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2016-4763?
CVE-2016-4763 has been scored as a medium severity vulnerability.
How to fix CVE-2016-4763?
To fix CVE-2016-4763, 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-2016-4763 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-4763 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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