What’s Vulnerable › Vulnerabilities

CVE-2019-8830

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-10-27 · updated 2026-06-17
• Weakness: CWE-125

Description

An out-of-bounds read was addressed with improved input validation. This issue is fixed in tvOS 13.3, watchOS 6.1.1, macOS Catalina 10.15.2, Security Update 2019-002 Mojave, and Security Update 2019-007 High Sierra, iOS 13.3 and iPadOS 13.3, iOS 12.4.4, watchOS 5.3.4. Processing malicious video via FaceTime may lead to arbitrary code execution.

Affected products

• Apple iPadOS: before 13.3 — fixed in 13.3
• Apple Iphone Os: before 13.3; from 12.0.0 before 12.4.4 — fixed in 12.4.4, 13.3
• macOS: before 10.15.2 — fixed in 10.15.2
• Apple tvOS: before 13.3 — fixed in 13.3
• Apple watchOS: before 5.3.4; from 6.0.0 before 6.1.1 — fixed in 5.3.4, 6.1.1

How to fix

Upgrade to a fixed version: Apple iPadOS 13.3; Apple Iphone Os 12.4.4, 13.3; macOS 10.15.2; Apple tvOS 13.3; Apple watchOS 5.3.4, 6.1.1. Check the vendor advisory for mitigations.

References

• https://support.apple.com/en-us/HT210785
• https://support.apple.com/en-us/HT210787
• https://support.apple.com/en-us/HT210788
• https://support.apple.com/en-us/HT210789
• https://support.apple.com/en-us/HT210790
• https://support.apple.com/en-us/HT210791
• https://support.apple.com/en-us/HT210785
• https://support.apple.com/en-us/HT210787
• https://support.apple.com/en-us/HT210788
• https://support.apple.com/en-us/HT210789
• https://support.apple.com/en-us/HT210790
• https://support.apple.com/en-us/HT210791

Get alerted when CVE-2019-8830 or the next vulnerability affects your stack