CVE-2019-8646 EXPLOIT
7.5
HIGH · CVSS 3.1 · EPSS 11% (pctl 96)
Patch early
A public exploit exists.
Description
An out-of-bounds read 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 leak memory.
Scoring
| CVSS | 7.5 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| EPSS | 11.03% — more likely to be exploited than 96% of all CVEs |
| Weakness | CWE-125 |
| 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 - NSKeyedUnarchiver Deserialization Allows file Backed NSData Objects | 2019-07-30 |
References
→ the Explorer · watch your stack · NVD