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CVE-2018-4427
A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to: iOS 12.1, watchOS 5.1.2,…
High7.8EPSS 1.1%
- Published
- Updated
- Reserved
- Assigned by
- apple
Description
A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to: iOS 12.1, watchOS 5.1.2, tvOS 12.1.1, macOS High Sierra 10.13.6 Security Update 2018-003 High Sierra, macOS Sierra 10.12.6 Security Update 2018-006.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High7.8 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 1.1% · top 35% of all CVEs (5 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
- An application may be able to execute arbitrary code with kernel privileges
- CWE-119 (opens in a new tab)All about CWE-119 and its CVEs
Affected products
watchOS, tvOS, macOS
- affected Versions prior to: watchOS 5.1.2, tvOS 12.1.1 macOS Sierra 10.12.6, macOS High Sierra 10.13.6, iOS 12.1
References (4)
- https://support.apple.com/kb/HT209343 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/kb/HT209342 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/kb/HT209341 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/kb/HT209192 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2018-4427)Record last updated .