CVE-2018-4123
An issue was discovered in certain Apple products. iOS before 11.3 is affected. The issue...
An issue was discovered in certain Apple products. iOS before 11.3 is affected. The issue involves alarm and timer handling in the "Clock" component. It allows physically proximate attackers to discover the iTunes e-mail address.
Attack profile
How easy it is to exploit
- Attack vector
- Physical
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in certain Apple products. iOS before 11.3 is affected. The issue involves alarm and timer handling in the "Clock" component. It allows physically proximate attackers to discover the iTunes e-mail address.
- Record
CVE-2018-4123- CVSS 3.0
- 2.4 Low
CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in certain Apple products. iOS before 11.3 is affected. The issue involves alarm and timer handling in the "Clock" component. It allows physically proximate attackers to discover the iTunes e-mail address.
- Record
CVE-2018-4123- Updated
- 2026-11-02
EUVDEUVD-2018-15909 No score
An issue was discovered in certain Apple products. iOS before 11.3 is affected. The issue involves alarm and timer handling in the "Clock" component. It allows physically proximate attackers to discover the iTunes e-mail address.
- Record
EUVD-2018-15909- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-m429-94mc-g26p
An issue was discovered in certain Apple products. iOS before 11.3 is affected. The issue...
An issue was discovered in certain Apple products. iOS before 11.3 is affected. The issue involves alarm and timer handling in the "Clock" component. It allows physically proximate attackers to discover the iTunes e-mail address.
- Record
GHSA-m429-94mc-g26p- CVSS 3.0
- 2.4 Low
CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-4123 is a low vulnerability (CVSS 2.4) in Apple Iphone Os, published April 3, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.37%, the 30th percentile. No source names a fixed version.