CVE-2019-8660 EXPLOIT
9.8
CRITICAL · CVSS 3.1 · EPSS 13.8% (pctl 96)
Patch early
A public exploit exists.
Description
A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 12.4, macOS Mojave 10.14.6, tvOS 12.4, watchOS 5.3. A remote attacker may be able to cause unexpected application termination or arbitrary code execution.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 13.81% — 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 (4)
| Vendor | Product |
|---|---|
| apple | iphone os |
| apple | mac os x |
| apple | tvos |
| apple | watchos |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | iMessage - Memory Corruption when Decoding NSKnownKeysDictionary1 | 2019-07-30 |
References
→ the Explorer · watch your stack · NVD