Security readout for executives and security teams
Plain-English summary
CVE-2021-30964 is an Apple privacy-controls bypass issue. A malicious application may have been able to inherit permissions and bypass Privacy preferences. Apple fixed it by adding restrictions in macOS Monterey 12.1, iOS 15.2, iPadOS 15.2, and watchOS 8.3.
Executive priority
Prioritize routine remediation for Apple fleets, especially devices handling sensitive data or used by privileged staff. The business concern is privacy-control bypass by a malicious app, but urgency is limited by missing severity details and no cited active-exploitation evidence.
Technical view
Apple describes this as an inherited permissions issue addressed with additional restrictions. The affected product families are macOS, iOS/iPadOS, and watchOS, but the source bundle does not provide CVSS, CWE, detailed affected version ranges, or technical root-cause details beyond Privacy preferences bypass.
Likely exposure
Exposure is most likely on Apple devices running versions older than macOS Monterey 12.1, iOS 15.2, iPadOS 15.2, or watchOS 8.3. The provided sources do not enumerate all affected versions, so fleet owners should validate against Apple’s advisories and device inventories.
Exploitation context
The source bundle does not show CISA KEV listing, active exploitation, public exploitation, or exploit maturity evidence. Treat exploitation status as unconfirmed unless supported by local telemetry or newer vendor intelligence.
Researcher notes
The public record is sparse. Apple identifies the impact and fixed releases, but does not provide CVSS, CWE, affected build ranges, exploit prerequisites, or indicators. Avoid assuming which Privacy services are bypassed unless confirmed by Apple or independent research.
Mitigation direction
- Update macOS Monterey systems to 12.1 or later.
- Update iPhones and iPads to iOS/iPadOS 15.2 or later.
- Update Apple Watch devices to watchOS 8.3 or later.
- Check Apple advisories for applicability to older or unsupported product lines.
- Use MDM compliance policies to enforce fixed OS baselines.
Validation and detection
- Inventory Apple device OS versions across managed and unmanaged fleets.
- Confirm macOS devices are on Monterey 12.1 or later where applicable.
- Confirm iPhones and iPads are on 15.2 or later where applicable.
- Confirm Apple Watch devices are on watchOS 8.3 or later.
- Review MDM compliance reports for devices below fixed baselines.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2021-30964 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://support.apple.com/en-us/HT212975CVE reference · x_refsource_MISC
- https://support.apple.com/en-us/HT212976CVE reference · x_refsource_MISC
- https://support.apple.com/en-us/HT212978CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.