CVE-2019-8641 EXPLOIT
9.8
CRITICAL · CVSS 3.1 · EPSS 17% (pctl 97)
Patch early
A public exploit exists.
Description
An out-of-bounds read was addressed with improved input validation.
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 | 17% — more likely to be exploited than 97% 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 - Decoding NSSharedKeyDictionary can read ObjC Object at Attacker Controlled Address | 2019-11-11 |
| exploit-db | iMessage - Decoding NSSharedKeyDictionary Can Read Object Out of Bounds | 2019-09-24 |
References
- https://support.apple.com/HT210588
- https://support.apple.com/HT210589
- https://support.apple.com/HT210590
- https://support.apple.com/HT210606
- https://support.apple.com/HT210607
- https://support.apple.com/HT210588
- https://support.apple.com/HT210589
- https://support.apple.com/HT210590
- https://support.apple.com/HT210606
- https://support.apple.com/HT210607
→ the Explorer · watch your stack · NVD