TI-2020-17005 Aliases CVE-2020-27951 GHSA-3mgj-7ppj-9qfc

Apple iOS and iPadOS: Unauthorized code execution may lead to an authentication policy…

LOW 36Published 2021-04-02 · Updated 2024-08-04

Key facts

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

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

Summary

This issue was addressed with improved checks. This issue is fixed in watchOS 6.3, iOS 12.5, iOS 14.3 and iPadOS 14.3, watchOS 7.2. Unauthorized code execution may lead to an authentication policy violation.

Why it matters now

EPSS 0.01099 65th percentileScored 2026-11-07

Fix Fixed iOS and iPadOS (Apple): 14.3iOS (Apple): 12.5+1 more product

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	iOS and iPadOS	before 14.3	14.3	Patch available	CNA
Apple	iOS	before 12.5	12.5	Patch available	CNA
Apple	watchOS	before 6.3	6.3	Patch available	CNA
Apple	watchOS	before 7.2	7.2	Patch available	CNA

iOS and iPadOS VendorApple Affected before 14.3 Fixed in 14.3 Patch available CNA
iOS VendorApple Affected before 12.5 Fixed in 12.5 Patch available CNA
watchOS VendorApple Affected before 6.3 Fixed in 6.3 Patch available CNA
watchOS VendorApple Affected before 7.2 Fixed in 7.2 Patch available CNA

CPE configurations NVD · 3

CPE	Versions	Role	Vendor
cpe:2.3:o:apple:ipados::::::::	before 14.3	Vulnerable	Apple
cpe:2.3:o:apple:iphone_os::::::::	before 12.5; 14.0 to before 14.3	Vulnerable	Apple
cpe:2.3:o:apple:watchos::::::::	6.0 to before 6.3; 7.0 to before 7.2	Vulnerable	Apple

cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* Versions before 14.3 Vulnerable ·Apple
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 12.5; 14.0 to before 14.3 Vulnerable ·Apple
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* Versions 6.0 to before 6.3; 7.0 to before 7.2 Vulnerable ·Apple

Remediation

Fix · CNA iOS and iPadOS (Apple) Fixed in 14.3
Fix · CNA iOS (Apple) Fixed in 12.5
Fix · CNA watchOS (Apple) Fixed in 6.3
Fix · CNA watchOS (Apple) Fixed in 7.2

Fixed in the same release

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

Release · 2021-04-02
Apple iOS and iPadOS 14.3
16 records Highest priority Priority LOW 16 LOW
Other records, highest priority first
- TI-2020-17804 Out-of-bounds write in Apple iOS and iPadOSPriority LOW 36
- TI-2020-17799 Out-of-bounds read in Apple iOS and iPadOSPriority LOW 36
- TI-2020-17798 Out-of-bounds read in Apple iOS and iPadOSPriority LOW 36
Show all 16 records →
Release · 2021-04-02
Apple watchOS 7.2
13 records Highest priority Priority LOW 13 LOW
Other records, highest priority first
- TI-2020-17804 Out-of-bounds write in Apple iOS and iPadOSPriority LOW 36
- TI-2020-17799 Out-of-bounds read in Apple iOS and iPadOSPriority LOW 36
- TI-2020-17798 Out-of-bounds read in Apple iOS and iPadOSPriority LOW 36
Show all 13 records →

Show 1 more group

Release · 2021-04-02
Apple iOS 12.5
2 records Highest priority Priority HIGH 1 HIGH, 1 LOW
Other records, highest priority first
- TI-2021-01581 Cross-site scripting in Apple iOS and iPadOSPriority HIGH 84
Show all 2 records →

Timeline

2026-10-02 Threatist record created from CVE-2020-27951
2026-10-03 Alias added: GHSA-3mgj-7ppj-9qfc

References

Advisory 4

TI-2025-28008 Out-of-bounds write in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
TI-2025-22441 Apple iOS and iPadOS: An attacker with arbitrary read and write capability may be able to… KEVCVSS 3.1CRITICAL 9.8
TI-2025-22440 Memory corruption in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 9.8
TI-2025-17951 Out-of-bounds write in Apple Safari KEVCVSS 3.1CRITICAL 10.0
TI-2025-17847 Use after free in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
TI-2022-06854 Out-of-bounds write in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 9.8

See all 2382 →

Sources

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