CVE-2018-4318 EXPLOIT
8.8
HIGH · CVSS 3.0 · EPSS 9.3% (pctl 95)
Patch early
A public exploit exists.
Description
A use after free issue was addressed with improved memory management. This issue affected versions prior to iOS 12, tvOS 12, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7.
Scoring
| CVSS | 8.8 (HIGH, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| EPSS | 9.35% — more likely to be exploited than 95% of all CVEs |
| Weakness | CWE-416 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2019-04-03 |
| Last modified | 2026-06-17 |
Affected (6)
| Vendor | Product |
|---|---|
| apple | icloud |
| apple | iphone os |
| apple | itunes |
| apple | safari |
| apple | tvos |
| microsoft | windows |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | WebKit - 'WebCore::SVGTextLayoutAttributes::context' Use-After-Free | 2018-09-25 |
References
- https://support.apple.com/kb/HT209106
- https://support.apple.com/kb/HT209107
- https://support.apple.com/kb/HT209109
- https://support.apple.com/kb/HT209140
- https://support.apple.com/kb/HT209141
- https://support.apple.com/kb/HT209106
- https://support.apple.com/kb/HT209107
- https://support.apple.com/kb/HT209109
- https://support.apple.com/kb/HT209140
- https://support.apple.com/kb/HT209141
→ the Explorer · watch your stack · NVD