CVE-2019-8689 EXPLOIT
8.8
HIGH · CVSS 3.1 · EPSS 12.9% (pctl 96)
Patch early
A public exploit exists.
Description
Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 12.4, macOS Mojave 10.14.6, tvOS 12.4, watchOS 5.3, Safari 12.1.2, iTunes for Windows 12.9.6, iCloud for Windows 7.13, iCloud for Windows 10.6. Processing maliciously crafted web content may lead to arbitrary code execution.
Scoring
| CVSS | 8.8 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| EPSS | 12.85% — more likely to be exploited than 96% of all CVEs |
| Weakness | CWE-787 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2019-12-18 |
| Last modified | 2026-06-17 |
Affected (10)
| Vendor | Product |
|---|---|
| apple | icloud |
| apple | iphone os |
| apple | itunes |
| apple | mac os x |
| apple | safari |
| apple | tvos |
| apple | watchos |
| redhat | enterprise linux desktop |
| redhat | enterprise linux server |
| redhat | enterprise linux workstation |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Webkit JSC: JIT - Uninitialized Variable Access in ArgumentsEliminationPhase::transform | 2019-08-29 |
References
- https://support.apple.com/HT210346
- https://support.apple.com/HT210348
- https://support.apple.com/HT210351
- https://support.apple.com/HT210353
- https://support.apple.com/HT210355
- https://support.apple.com/HT210356
- https://support.apple.com/HT210357
- https://support.apple.com/HT210358
- https://support.apple.com/HT210346
- https://support.apple.com/HT210348
- https://support.apple.com/HT210351
- https://support.apple.com/HT210353
- https://support.apple.com/HT210355
- https://support.apple.com/HT210356
- https://support.apple.com/HT210357
- https://support.apple.com/HT210358
→ the Explorer · watch your stack · NVD