Out-of-bounds write in Apple tvOS
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 13, iCloud for Windows 7.14, iCloud for Windows 10.7, Safari 13, tvOS 13, watchOS 6, iTunes 12.10.1 for Windows. Processing maliciously crafted web content may lead to arbitrary code execution.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Apple | tvOS | before 13 | 13 | Patch available | CNA |
| Apple | iOS | before 13 | 13 | Patch available | CNA |
| Apple | watchOS | before 6 | 6 | Patch available | CNA |
| Apple | Safari | before 13 | 13 | Patch available | CNA |
| Apple | iTunes for Windows | before 12.10 | 12.10 | Patch available | CNA |
| Apple | iCloud for Windows | before 10.7 | 10.7 | Patch available | CNA |
| Apple | iCloud for Windows | before 7.14 | 7.14 | Patch available | CNA |
- tvOS VendorApple Affected before 13 Fixed in 13 Patch available CNA
- iOS VendorApple Affected before 13 Fixed in 13 Patch available CNA
- watchOS VendorApple Affected before 6 Fixed in 6 Patch available CNA
- Safari VendorApple Affected before 13 Fixed in 13 Patch available CNA
- iTunes for Windows VendorApple Affected before 12.10 Fixed in 12.10 Patch available CNA
- iCloud for Windows VendorApple Affected before 10.7 Fixed in 10.7 Patch available CNA
- iCloud for Windows VendorApple Affected before 7.14 Fixed in 7.14 Patch available CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:* | before 7.14; 10.0 to before 10.7 | Vulnerable | Apple |
| cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:* | before 12.10.1 | Vulnerable | Apple |
| cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* | before 13 | Vulnerable | Apple |
| cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* | before 13.0 | Vulnerable | Apple |
| cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* | before 13 | Vulnerable | Apple |
| cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* | before 6.0 | Vulnerable | Apple |
- cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:* Versions before 7.14; 10.0 to before 10.7 Vulnerable ·Apple
- cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:* Versions before 12.10.1 Vulnerable ·Apple
- cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* Versions before 13 Vulnerable ·Apple
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 13.0 Vulnerable ·Apple
- cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* Versions before 13 Vulnerable ·Apple
- cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* Versions before 6.0 Vulnerable ·Apple
Remediation
- Fix · CNA tvOS (Apple) Fixed in 13
- Fix · CNA iOS (Apple) Fixed in 13
- Fix · CNA watchOS (Apple) Fixed in 6
- Fix · CNA Safari (Apple) Fixed in 13
- Fix · CNA iTunes for Windows (Apple) Fixed in 12.10
- Fix · CNA iCloud for Windows (Apple) Fixed in 10.7
- Fix · CNA iCloud for Windows (Apple) Fixed in 7.14
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Apple tvOS 13
23 records Highest priority Priority MEDIUM 10 MEDIUM, 13 LOW
Other records, highest priority first
- TI-2019-06309 Out-of-bounds read in Apple tvOSPriority MEDIUM 48
- TI-2019-06278 Out-of-bounds write in Apple tvOSPriority MEDIUM 47
- TI-2019-06319 Out-of-bounds write in Apple tvOSPriority MEDIUM 45
- Release ·
Apple watchOS 6
20 records Highest priority Priority MEDIUM 9 MEDIUM, 11 LOW
Other records, highest priority first
- TI-2019-06309 Out-of-bounds read in Apple tvOSPriority MEDIUM 48
- TI-2019-06278 Out-of-bounds write in Apple tvOSPriority MEDIUM 47
- TI-2019-06319 Out-of-bounds write in Apple tvOSPriority MEDIUM 45
Show 4 more groups
- Release ·
Apple iOS 13
17 records Highest priority Priority MEDIUM 7 MEDIUM, 10 LOW
Other records, highest priority first
- TI-2019-06309 Out-of-bounds read in Apple tvOSPriority MEDIUM 48
- TI-2019-06278 Out-of-bounds write in Apple tvOSPriority MEDIUM 47
- TI-2019-06319 Out-of-bounds write in Apple tvOSPriority MEDIUM 45
- Release ·
Apple iTunes for Windows 12.10
12 records Highest priority Priority MEDIUM 8 MEDIUM, 4 LOW
Other records, highest priority first
- TI-2019-06404 Use after free in Apple iOS and iPadOSPriority MEDIUM 43
- TI-2019-06403 Out-of-bounds write in Apple iOS and iPadOSPriority MEDIUM 42
- TI-2019-06395 Out-of-bounds write in Apple iOS and iPadOSPriority MEDIUM 42
- Release ·
Apple iCloud for Windows 10.7, 7.14
6 records Highest priority Priority MEDIUM 5 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2019-06336 Out-of-bounds write in Apple iOS and iPadOSPriority MEDIUM 41
- TI-2019-06315 Out-of-bounds write in Apple iOS and iPadOSPriority MEDIUM 41
- TI-2019-06314 Out-of-bounds write in Apple iOS and iPadOSPriority MEDIUM 41
- Release ·
Apple Safari 13
2 records Highest priority Priority MEDIUM 2 MEDIUM
Other records, highest priority first
- TI-2019-06297 Out-of-bounds write in Apple tvOSPriority MEDIUM 41
Timeline
- 2026-10-02 Threatist record created from CVE-2019-8728
- 2026-10-03 Alias added: GHSA-5rjw-w438-5gc3
References
More Apple Icloud vulnerabilities
- TI-2019-06084 Type confusion in Apple iOS KEVCVSS 3.1HIGH 8.8
- TI-2020-16987 Type confusion in Apple watchOS KEVCVSS 3.1HIGH 7.8
- TI-2020-07926 Apple iOS: A remote attacker may be able to cause arbitrary code execution CVSS 3.1CRITICAL 9.8
- TI-2018-03187 Memory corruption in Apple WebKit CVSS 3.1HIGH 8.8
- TI-2018-03118 Memory corruption in Apple WebKit CVSS 3.0HIGH 8.8
- TI-2018-03361 Memory corruption in iOS, tvOS, watchOS, Safari, iTunes for Windows, iCloud for Windows CVSS 3.0HIGH 8.8
Sources
- CVE-2019-8728 · CVE Program
- CVE-2019-8728 · NVD
- FIRST EPSS
- GHSA-5rjw-w438-5gc3 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences