CVE-2018-4331
9.8
CRITICAL · CVSS 3.0 · EPSS 4.4% (pctl 91)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 4.4% — more likely to be exploited than 91% of all CVEs |
| Weakness | CWE-119 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2019-04-03 |
| Last modified | 2026-06-17 |
Affected (4)
| Vendor | Product |
|---|---|
| apple | iphone os |
| apple | mac os x |
| apple | tvos |
| apple | watchos |
References
- https://support.apple.com/kb/HT209106
- https://support.apple.com/kb/HT209107
- https://support.apple.com/kb/HT209108
- https://support.apple.com/kb/HT209139
- https://support.apple.com/kb/HT209193
- https://support.apple.com/kb/HT209106
- https://support.apple.com/kb/HT209107
- https://support.apple.com/kb/HT209108
- https://support.apple.com/kb/HT209139
- https://support.apple.com/kb/HT209193
→ the Explorer · watch your stack · NVD