01 Record
CVE-2018-4347
A use after free issue was addressed with improved memory management. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5, iTunes 12.9 for Windows, iCloud for Windows
UnratedPUBLISHEDCNA: apple
CNA base scoreUnratedNo CNA CVSS vector
02 Description
A use after free issue was addressed with improved memory management. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5, iTunes 12.9 for Windows, iCloud for Windows
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 1.43% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 72.6% of scored records. A rank, not a probability.
- NVD base score
- 7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2019-04-03 17:43Z7 YR AGO
- Last updated
- 2024-08-05 05:11Z2 YR AGO
- Reserved
- 2018-01-02
- Assigning CNA
- apple
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-416Use After FreeVariant
- Data version
- 5.1
- Document digest
- 16c23adc4cefd61a4a1e5f8c6c11cbc6d5ee8b6150b824bd13887e7d6d46501d
05 Affected products
VendorProductVersionsPlatforms
n/aiOS, macOS, tvOS, watchOS, iTunes for Windows, iCloud for WindowsVersions prior to: iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5, iTunes 12.9 for Windows, iCloud for Windows 7.7—
06 References
- support.apple.comhttps://support.apple.com/kb/HT209141
- support.apple.comhttps://support.apple.com/kb/HT209140
- support.apple.comhttps://support.apple.com/kb/HT209107
- support.apple.comhttps://support.apple.com/kb/HT209106
- support.apple.comhttps://support.apple.com/kb/HT209139
- support.apple.comhttps://support.apple.com/kb/HT209108