CVEvulnerability
CVE-2021-1770
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2021-09-08
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-119
Description
A buffer overflow may result in arbitrary code execution. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. A logic issue was addressed with improved state management.
Affected configurations
• apple ipados (< 14.5)
• apple iphone os (< 14.5)
• apple macos (>= 11.0 < 11.3)
• apple tvos (< 14.5)
• apple watchos (< 7.4)
Related
Weakness · CWE (1)
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer weakness
References
- https://support.apple.com/en-us/HT212317 Vendor Advisory
- https://support.apple.com/en-us/HT212323 Vendor Advisory
- https://support.apple.com/en-us/HT212324 Vendor Advisory
- https://support.apple.com/en-us/HT212325 Vendor Advisory
- https://support.apple.com/en-us/HT212317 Vendor Advisory
- https://support.apple.com/en-us/HT212323 Vendor Advisory
- https://support.apple.com/en-us/HT212324 Vendor Advisory
- https://support.apple.com/en-us/HT212325 Vendor Advisory