CVE-2018-4436
A certificate validation issue existed in configuration profiles. This was addressed with...
A certificate validation issue existed in configuration profiles. This was addressed with additional checks. This issue affected versions prior to iOS 12.1.1, tvOS 12.1.1, watchOS 5.1.2.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
A certificate validation issue existed in configuration profiles. This was addressed with additional checks. This issue affected versions prior to iOS 12.1.1, tvOS 12.1.1, watchOS 5.1.2.
- Record
CVE-2018-4436- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:N - Weakness
- CWE-295
- Updated
- 2026-11-02
CVE List No score
A certificate validation issue existed in configuration profiles. This was addressed with additional checks. This issue affected versions prior to iOS 12.1.1, tvOS 12.1.1, watchOS 5.1.2.
- Record
CVE-2018-4436- Updated
- 2026-11-02
EUVDEUVD-2018-16222 No score
A certificate validation issue existed in configuration profiles. This was addressed with additional checks. This issue affected versions prior to iOS 12.1.1, tvOS 12.1.1, watchOS 5.1.2.
- Record
EUVD-2018-16222- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-jvq8-2fvp-vccp
A certificate validation issue existed in configuration profiles. This was addressed with...
A certificate validation issue existed in configuration profiles. This was addressed with additional checks. This issue affected versions prior to iOS 12.1.1, tvOS 12.1.1, watchOS 5.1.2.
- Record
GHSA-jvq8-2fvp-vccp- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-295
- 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-2018-4436 is a high vulnerability (CVSS 7.5) in Apple Tvos, published April 3, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.91%, the 60th percentile. No source names a fixed version.