TI-2020-03380 Aliases CVE-2020-3880 GHSA-w7gc-5xjf-f39v

Out-of-bounds read in Apple iOS and iPadOS

LOW 37CWE-125Published 2020-10-27 · 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

An out-of-bounds read was addressed with improved input validation. This issue is fixed in watchOS 6.1.2, iOS 13.3.1 and iPadOS 13.3.1, tvOS 13.3.1, macOS Catalina 10.15.3, Security Update 2020-001 Mojave, Security Update 2020-001 High Sierra. Processing a maliciously crafted image may lead to arbitrary code execution.

Why it matters now

EPSS 0.01385 72nd percentileScored 2026-11-07

Fix Fixed iOS and iPadOS (Apple): 13.3macOS (Apple): 10.15, 13.3, 6.1

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 13.3	13.3	Patch available	CNA
Apple	macOS	before 10.15	10.15	Patch available	CNA
Apple	macOS	before 13.3	13.3	Patch available	CNA
Apple	macOS	before 6.1	6.1	Patch available	CNA

iOS and iPadOS VendorApple Affected before 13.3 Fixed in 13.3 Patch available CNA
macOS VendorApple Affected before 10.15 Fixed in 10.15 Patch available CNA
macOS VendorApple Affected before 13.3 Fixed in 13.3 Patch available CNA
macOS VendorApple Affected before 6.1 Fixed in 6.1 Patch available CNA

CPE configurations NVD · 5

CPE	Versions	Role	Vendor
cpe:2.3:o:apple:ipados::::::::	before 13.3.1	Vulnerable	Apple
cpe:2.3:o:apple:iphone_os::::::::	before 13.3.1	Vulnerable	Apple
cpe:2.3:o:apple:mac_os_x::::::::	before 10.15.3	Vulnerable	Apple
cpe:2.3:o:apple:tvos::::::::	before 13.3.1	Vulnerable	Apple
cpe:2.3:o:apple:watchos::::::::	before 6.1.2	Vulnerable	Apple

cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* Versions before 13.3.1 Vulnerable ·Apple
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 13.3.1 Vulnerable ·Apple
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* Versions before 10.15.3 Vulnerable ·Apple
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* Versions before 13.3.1 Vulnerable ·Apple
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* Versions before 6.1.2 Vulnerable ·Apple

Remediation

Fix · CNA iOS and iPadOS (Apple) Fixed in 13.3
Fix · CNA macOS (Apple) Fixed in 10.15
Fix · CNA macOS (Apple) Fixed in 13.3
Fix · CNA macOS (Apple) Fixed in 6.1

Fixed in the same release

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

Release · 2020-10-27
Apple macOS 10.15
59 records Highest priority Priority MEDIUM 9 MEDIUM, 50 LOW
Other records, highest priority first
- TI-2019-06309 Out-of-bounds read in Apple tvOSPriority MEDIUM 48
- TI-2020-07942 Buffer overflow in Apple macOSPriority MEDIUM 46
- TI-2019-06280 Out-of-bounds write in Apple macOSPriority MEDIUM 46
Show all 59 records →
Release · 2020-10-27
Apple iOS and iPadOS 13.3
17 records Highest priority Priority MEDIUM 4 MEDIUM, 13 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
Show all 17 records →

Show 2 more groups

Release · 2020-10-27
Apple macOS 6.1
11 records Highest priority Priority MEDIUM 1 MEDIUM, 10 LOW
Other records, highest priority first
- TI-2019-06390 Out-of-bounds read in Apple iOS and iPadOSPriority MEDIUM 42
- TI-2019-06398 Out-of-bounds write in Apple iOS and iPadOSPriority LOW 37
- TI-2019-06393 Out-of-bounds write in Apple iOS and iPadOSPriority LOW 37
Show all 11 records →
Release · 2020-10-27
Apple macOS 13.3
8 records Highest priority Priority MEDIUM 1 MEDIUM, 7 LOW
Other records, highest priority first
- TI-2019-06390 Out-of-bounds read in Apple iOS and iPadOSPriority MEDIUM 42
- TI-2019-06398 Out-of-bounds write in Apple iOS and iPadOSPriority LOW 37
- TI-2019-06393 Out-of-bounds write in Apple iOS and iPadOSPriority LOW 37
Show all 8 records →

Timeline

2026-10-02 Threatist record created from CVE-2020-3880
2026-10-03 Alias added: GHSA-w7gc-5xjf-f39v

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