CVE-2018-4374
A logic issue was addressed with improved validation. This issue affected versions prior to iOS...
A logic issue was addressed with improved validation. This issue affected versions prior to iOS 12.1, watchOS 5.1, Safari 12.0.1, iTunes 12.9.1, iCloud for Windows 7.8.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
A logic issue was addressed with improved validation. This issue affected versions prior to iOS 12.1, watchOS 5.1, Safari 12.0.1, iTunes 12.9.1, iCloud for Windows 7.8.
- Record
CVE-2018-4374- CVSS 3.0
- 6.1 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
A logic issue was addressed with improved validation. This issue affected versions prior to iOS 12.1, watchOS 5.1, Safari 12.0.1, iTunes 12.9.1, iCloud for Windows 7.8.
- Record
CVE-2018-4374- Updated
- 2026-11-02
EUVDEUVD-2018-16160 No score
A logic issue was addressed with improved validation. This issue affected versions prior to iOS 12.1, watchOS 5.1, Safari 12.0.1, iTunes 12.9.1, iCloud for Windows 7.8.
- Record
EUVD-2018-16160- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fr65-9gh3-8r3f
A logic issue was addressed with improved validation. This issue affected versions prior to iOS...
A logic issue was addressed with improved validation. This issue affected versions prior to iOS 12.1, watchOS 5.1, Safari 12.0.1, iTunes 12.9.1, iCloud for Windows 7.8.
- Record
GHSA-fr65-9gh3-8r3f- CVSS 3.0
- 6.1 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- 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-2018-4374 is a medium vulnerability (CVSS 6.1) in Apple Icloud, published April 3, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.18%, the 82nd percentile. No source names a fixed version.