CVE-2017-2389
It allows remote attackers to spoof an HTTP authentication sheet or cause a denial of service via a crafted web site.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.76%). 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 10.3 is affected. Safari before 10.1 is affected. The issue involves the "Safari" component. It allows remote attackers to spoof an HTTP authentication sheet or cause a denial of service via a crafted web site.
- CVSS 3.0
- 8.1 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H
- EPSS
- 1.76% probability · 78th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Affected
- apple/safari · apple/iphone os
- Source
- product-security@apple.com
EPSS 1.8% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://www.securityfocus.com/bid/97129Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038137
- https://support.apple.com/HT207600Vendor Advisory
- https://support.apple.com/HT207617Vendor Advisory
- http://www.securityfocus.com/bid/97129Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038137
- https://support.apple.com/HT207600Vendor Advisory
- https://support.apple.com/HT207617Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.