CVE-2021-1840
HIGH | Platform: macOS | Changelog
CVE Details
Description
A memory corruption issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. A local attacker may be able to elevate their privileges.
CVSS 3.1 Score
| Metric | Value |
|---|---|
| Base Score | 7.8 (HIGH) |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Weakness
References
- Apple Security Advisory
- NVD Entry
- https://support.apple.com/en-us/HT212325 (Vendor Advisory)
- https://support.apple.com/en-us/HT212326 (Vendor Advisory)
- https://support.apple.com/en-us/HT212327 (Vendor Advisory)