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TI-2021-11263 Aliases CVE-2021-30896

Apple iOS and iPadOS: A malicious application may be able to read user's gameplay data

Priority LOW 26Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

A logic issue was addressed with improved restrictions. This issue is fixed in iOS 15.0.2 and iPadOS 15.0.2, tvOS 15.1, watchOS 8.1, macOS Monterey 12.0.1. A malicious application may be able to read user's gameplay data.

Why it matters now

EPSS 0.00804 56th percentileScored 2026-11-07
Fix Fixed iOS and iPadOS (Apple): 15.0macOS (Apple): 12.0, 8.1, 15.1

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
AppleiOS and iPadOSbefore 15.015.0Patch availableCNA
ApplemacOSbefore 12.012.0Patch availableCNA
ApplemacOSbefore 8.18.1Patch availableCNA
ApplemacOSbefore 15.115.1Patch availableCNA
  • iOS and iPadOS VendorApple Affected before 15.0 Fixed in 15.0 Patch available CNA
  • macOS VendorApple Affected before 12.0 Fixed in 12.0 Patch available CNA
  • macOS VendorApple Affected before 8.1 Fixed in 8.1 Patch available CNA
  • macOS VendorApple Affected before 15.1 Fixed in 15.1 Patch available CNA

CPE configurations NVD · 5

CPEVersionsRoleVendor
cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:*before 15.0.2VulnerableApple
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*before 15.0.2VulnerableApple
cpe:2.3:o:apple:macos:12.0:*:*:*:*:*:*:*12.0VulnerableApple
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*before 15.1VulnerableApple
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*before 8.1VulnerableApple
  • cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:* Versions before 15.0.2 Vulnerable ·Apple
  • cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 15.0.2 Vulnerable ·Apple
  • cpe:2.3:o:apple:macos:12.0:*:*:*:*:*:*:* Versions 12.0 Vulnerable ·Apple
  • cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* Versions before 15.1 Vulnerable ·Apple
  • cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* Versions before 8.1 Vulnerable ·Apple

Remediation

  • Fix · CNA iOS and iPadOS (Apple) Fixed in 15.0
  • Fix · CNA macOS (Apple) Fixed in 12.0
  • Fix · CNA macOS (Apple) Fixed in 8.1
  • Fix · CNA macOS (Apple) Fixed in 15.1

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Apple macOS 12.0

    45 records Highest priority Priority CRITICAL 1 CRITICAL, 3 MEDIUM, 41 LOW

    Other records, highest priority first

    • TI-2021-11253 Out-of-bounds write in Apple iOS and iPadOSPriority CRITICAL 93
    • TI-2021-11258 Buffer overflow in Apple iOS and iPadOSPriority MEDIUM 42
    • TI-2021-11371 Type confusion in Apple iOS and iPadOSPriority MEDIUM 41
    Show all 45 records →
  • Release ·

    Apple macOS 15.1

    15 records Highest priority Priority CRITICAL 1 CRITICAL, 1 MEDIUM, 13 LOW

    Other records, highest priority first

    • TI-2021-11253 Out-of-bounds write in Apple iOS and iPadOSPriority CRITICAL 93
    • TI-2021-11258 Buffer overflow in Apple iOS and iPadOSPriority MEDIUM 42
    • TI-2021-11286 Out-of-bounds write in Apple iOS and iPadOSPriority LOW 37
    Show all 15 records →
Show 2 more groups
  • Release ·

    Apple macOS 8.1

    14 records Highest priority Priority CRITICAL 1 CRITICAL, 1 MEDIUM, 12 LOW

    Other records, highest priority first

    • TI-2021-11253 Out-of-bounds write in Apple iOS and iPadOSPriority CRITICAL 93
    • TI-2021-11258 Buffer overflow in Apple iOS and iPadOSPriority MEDIUM 42
    • TI-2021-11286 Out-of-bounds write in Apple iOS and iPadOSPriority LOW 37
    Show all 14 records →
  • Release ·

    Apple iOS and iPadOS 15.0

    4 records Highest priority Priority CRITICAL 1 CRITICAL, 3 LOW

    Other records, highest priority first

    • TI-2021-11253 Out-of-bounds write in Apple iOS and iPadOSPriority CRITICAL 93
    • TI-2021-11262 Apple iOS and iPadOS: A malicious application may be able to access information about a…Priority LOW 26
    • TI-2021-11285 Apple iOS and iPadOS: A user may be able to view restricted content from the Lock ScreenPriority LOW 12
    Show all 4 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-30896

References

Other 4

  • TI-2022-06888 Use after free in Apple Safari CVSS 3.1HIGH 8.8
  • TI-2022-06876 Out-of-bounds write in Apple Safari CVSS 3.1HIGH 8.8
  • TI-2024-15360 Incorrect authorization in Apple iOS and iPadOS CVSS 3.1CRITICAL 9.1
  • TI-2021-01529 Apple iOS and iPadOS: A remote attacker may be able to cause unexpected application… CVSS 3.1CRITICAL 9.8
  • TI-2021-01509 Out-of-bounds write in Apple iOS and iPadOS CVSS 3.1CRITICAL 9.8
  • TI-2021-01508 Out-of-bounds write in Apple iOS and iPadOS CVSS 3.1CRITICAL 9.8
See all 88 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences