CVE-2018-4243 EXPLOIT
7.8
HIGH · CVSS 3.0 · EPSS 18.5% (pctl 97)
Patch early
A public exploit exists.
Description
An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "Kernel" component. A buffer overflow in getvolattrlist allows attackers to execute arbitrary code in a privileged context via a crafted app.
Scoring
| CVSS | 7.8 (HIGH, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| EPSS | 18.54% — more likely to be exploited than 97% of all CVEs |
| Weakness | CWE-119 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2018-06-08 |
| Last modified | 2026-06-17 |
Affected (4)
| Vendor | Product |
|---|---|
| apple | apple tv |
| apple | iphone os |
| apple | mac os x |
| apple | watchos |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Apple macOS/iOS Kernel - Heap Overflow Due to Lack of Lower Size Check in getvolattrlist | 2018-06-06 |
References
- http://www.securitytracker.com/id/1041027
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1564
- https://support.apple.com/HT208848
- https://support.apple.com/HT208849
- https://support.apple.com/HT208850
- https://support.apple.com/HT208851
- https://www.exploit-db.com/exploits/44848/
- http://www.securitytracker.com/id/1041027
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1564
- https://support.apple.com/HT208848
- https://support.apple.com/HT208849
- https://support.apple.com/HT208850
- https://support.apple.com/HT208851
- https://www.exploit-db.com/exploits/44848/
→ the Explorer · watch your stack · NVD