SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2016-7636

The issue involves the "Security" component, which allows man-in-the-middle attackers to cause a denial of service (application crash) via vectors related to OCSP responder URLs.

MEDIUM 5.9EPSS 1.45%

Does this matter?

Lower severity and a low EPSS score (1.45%). Track it; it rarely justifies an emergency change on its own.

Description

An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. watchOS before 3.1.3 is affected. The issue involves the "Security" component, which allows man-in-the-middle attackers to cause a denial of service (application crash) via vectors related to OCSP responder URLs.

CVSS 3.0
5.9 MEDIUMCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
1.45% probability · 73th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-20
Affected
apple/iphone os · apple/mac os x · apple/watchos
Source
product-security@apple.com
EPSS trend
0%3%5%27 October 2026: 1.45%27 October 202627 October 2026

EPSS 1.5% 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.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.