CVE-2018-4190
It allows remote attackers to obtain sensitive credential information that is transmitted during a CSS mask-image fetch.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.52%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An issue was discovered in certain Apple products. iOS before 11.4 is affected. Safari before 11.1.1 is affected. iCloud before 7.5 on Windows is affected. iTunes before 12.7.5 on Windows is affected. tvOS before 11.4 is affected. The issue involves the "WebKit" component. It allows remote attackers to obtain sensitive credential information that is transmitted during a CSS mask-image fetch.
- CVSS 3.0
- 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 3.52% probability · 89th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-522
- Affected
- apple/safari · apple/iphone os · apple/tvos · apple/icloud · apple/itunes · canonical/ubuntu linux
- Source
- product-security@apple.com
References
- http://www.securitytracker.com/id/1041029Third Party Advisory, VDB Entry
- https://security.gentoo.org/glsa/201808-04Third Party Advisory
- https://support.apple.com/HT208848Vendor Advisory
- https://support.apple.com/HT208850Vendor Advisory
- https://support.apple.com/HT208852Vendor Advisory
- https://support.apple.com/HT208853Vendor Advisory
- https://support.apple.com/HT208854Vendor Advisory
- https://usn.ubuntu.com/3687-1/Third Party Advisory
- http://www.securitytracker.com/id/1041029Third Party Advisory, VDB Entry
- https://security.gentoo.org/glsa/201808-04Third Party Advisory
- https://support.apple.com/HT208848Vendor Advisory
- https://support.apple.com/HT208850Vendor Advisory
- https://support.apple.com/HT208852Vendor Advisory
- https://support.apple.com/HT208853Vendor Advisory
- https://support.apple.com/HT208854Vendor Advisory
- https://usn.ubuntu.com/3687-1/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.