CVE-2016-4721 json
An issue was discovered in certain Apple products.
published 2017-02-20 9 y ago modified 2026-06-17 4 mo ago also EUVD-2016-5706
- cvss
- 5.9
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 62%
- public exploits
- 0
- none known
Summary
An issue was discovered in certain Apple products. iOS before 10.1 is affected. macOS before 10.12.1 is affected. The issue involves the "IDS - Connectivity" component, which allows man-in-the-middle attackers to spoof calls via a "switch caller" notification.
Exploit prediction
0.97% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
Classification
- Weakness
-
- CWE-254 7PK - Security Features
References
-
support.apple.com
/HT207271
vendor-advisory
-
support.apple.com
/HT207275
vendor-advisory
-
securityfocus.com
/bid/94429
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2016-4721
- NVD CVE-2016-4721
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.