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CVE-2018-4378
A memory corruption issue was addressed with improved validation. This issue affected versions prior to iOS 12.1, tvOS 12.1, watchOS 5.1,…
High8.8EPSS 1.5%
- Published
- Updated
- Reserved
- Assigned by
- apple
Description
A memory corruption issue was addressed with improved validation. This issue affected versions prior to iOS 12.1, tvOS 12.1, watchOS 5.1, Safari 12.0.1, iTunes 12.9.1, iCloud for Windows 7.8.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High8.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 1.5% · top 26% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.8.
Weakness
- Processing maliciously crafted web content may lead to code execution
- CWE-119 (opens in a new tab)All about CWE-119 and its CVEs
Affected products
iOS, tvOS, watchOS, Safari, iTunes for Windows, iCloud for Windows
- affected Versions prior to: iOS 12.1, tvOS 12.1, watchOS 5.1, Safari 12.0.1, iTunes 12.9.1, iCloud for Windows 7.8
References (6)
- https://support.apple.com/kb/HT209192 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/kb/HT209195 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/kb/HT209194 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/kb/HT209197 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/kb/HT209198 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/kb/HT209196 (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-2018-4378)Record last updated .