CVE-2021-30767
A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur...
A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.6.2, macOS Monterey 12.1, Security Update 2021-008 Catalina, iOS 15.2 and iPadOS 15.2, watchOS 8.3. A local user may be able to modify protected parts of the file system.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.6.2, macOS Monterey 12.1, Security Update 2021-008 Catalina, iOS 15.2 and iPadOS 15.2, watchOS 8.3. A local user may be able to modify protected parts of the file system.
- Record
CVE-2021-30767- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:N/I:P/A:N - Updated
- 2026-11-02
CVE List No score
A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.6.2, macOS Monterey 12.1, Security Update 2021-008 Catalina, iOS 15.2 and iPadOS 15.2, watchOS 8.3. A local user may be able to modify protected parts of the file system.
- Record
CVE-2021-30767- Updated
- 2026-11-02
EUVDEUVD-2021-17684 No score
A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.6.2, macOS Monterey 12.1, Security Update 2021-008 Catalina, iOS 15.2 and iPadOS 15.2, watchOS 8.3. A local user may be able to modify protected parts of the file system.
- Record
EUVD-2021-17684- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6wjm-9462-jwr7 No score
A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur...
A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.6.2, macOS Monterey 12.1, Security Update 2021-008 Catalina, iOS 15.2 and iPadOS 15.2, watchOS 8.3. A local user may be able to modify protected parts of the file system.
- Record
GHSA-6wjm-9462-jwr7- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-30767 is a medium vulnerability (CVSS 5.5) in Apple Ipados, published December 23, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.28%, the 20th percentile. No source names a fixed version.