CVE-2018-4442 EXPLOIT
8.8
HIGH · CVSS 3.0 · EPSS 5.8% (pctl 93)
Patch early
A public exploit exists.
Description
A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12.1.1, tvOS 12.1.1, watchOS 5.1.2, Safari 12.0.2, iTunes 12.9.2 for Windows, iCloud for Windows 7.9.
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 | 5.83% — more likely to be exploited than 93% of all CVEs |
| Weakness | CWE-119 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2019-04-03 |
| Last modified | 2026-06-17 |
Affected (7)
| Vendor | Product |
|---|---|
| apple | icloud |
| apple | iphone os |
| apple | itunes |
| apple | safari |
| apple | tvos |
| apple | watchos |
| microsoft | windows |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | WebKit JSC JIT - GetIndexedPropertyStorage Use-After-Free | 2019-01-16 |
References
- https://support.apple.com/kb/HT209340
- https://support.apple.com/kb/HT209342
- https://support.apple.com/kb/HT209343
- https://support.apple.com/kb/HT209344
- https://support.apple.com/kb/HT209345
- https://support.apple.com/kb/HT209346
- https://support.apple.com/kb/HT209340
- https://support.apple.com/kb/HT209342
- https://support.apple.com/kb/HT209343
- https://support.apple.com/kb/HT209344
- https://support.apple.com/kb/HT209345
- https://support.apple.com/kb/HT209346
→ the Explorer · watch your stack · NVD