CVE-2018-4117

Description

An issue was discovered in certain Apple products. iOS before 11.3 is affected. Safari before 11.1 is affected. iCloud before 7.4 on Windows is affected. iTunes before 12.7.4 on Windows is affected. watchOS before 4.3 is affected. The issue involves the fetch API in the "WebKit" component. It allows remote attackers to bypass the Same Origin Policy and obtain sensitive information via a crafted web site.

Category

6.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 1.00% Top 25%
Vendor Advisory gentoo.org Vendor Advisory redhat.com Vendor Advisory gentoo.org Vendor Advisory debian.org Vendor Advisory ubuntu.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://www.securitytracker.com/id/1040604 vdb entry third party advisory
https://security.gentoo.org/glsa/201808-04 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:2282 third party advisory vendor advisory
https://security.gentoo.org/glsa/201808-01 third party advisory vendor advisory
https://support.apple.com/HT208696 vendor advisory
https://support.apple.com/HT208693 vendor advisory
https://www.debian.org/security/2018/dsa-4256 third party advisory vendor advisory
https://support.apple.com/HT208694 vendor advisory
http://www.securityfocus.com/bid/104887 vdb entry third party advisory
https://support.apple.com/HT208697 vendor advisory
https://usn.ubuntu.com/3635-1/ third party advisory vendor advisory
https://support.apple.com/HT208695 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-4117?
CVE-2018-4117 has been scored as a medium severity vulnerability.
How to fix CVE-2018-4117?
To fix CVE-2018-4117, 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-2018-4117 being actively exploited in the wild?
It is possible that CVE-2018-4117 is being exploited or will be exploited in a near future based on public information. 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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