SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-13874

It might allow remote attackers to bypass an intended encryption protection mechanism by leveraging incorrect S/MIME certificate selection.

HIGH 7.5EPSS 1.04%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.04%). 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 11.2 is affected. The issue involves the "Mail" component. It might allow remote attackers to bypass an intended encryption protection mechanism by leveraging incorrect S/MIME certificate selection.

CVSS 3.0
7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
1.04% probability · 62th percentile
CISA KEV
Not listed
Affected
apple/iphone os
Source
product-security@apple.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.