CVE-2019-8803

Name: CVE-2019-8803
Creator: NVD / NIST
Published: 2019-12-18T18:15:42.85+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.4/10EPSS 0.33%

Last modified Jun 17, 2026

CVE-2019-8803 is a high-severity vulnerability rated 8.4/10 on the CVSS scale. An authentication issue was addressed with improved state management. This issue is fixed in iOS 13.2 and iPadOS 13.2, macOS Catalina 10.15.1, tvOS 13.2, watchOS 6.1. EPSS estimates a 0.33% chance of exploitation in the next 30 days.

Description

An authentication issue was addressed with improved state management. This issue is fixed in iOS 13.2 and iPadOS 13.2, macOS Catalina 10.15.1, tvOS 13.2, watchOS 6.1. A local attacker may be able to login to the account of a previously logged in user without valid credentials..

Metrics

CVSS 3.1

8.4/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.33%

24.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-613

Affected Software

Vendor	Product	Versions
Apple	Ipados	< 13.2
Apple	Iphone Os	< 13.2
Apple	Mac Os X	< 10.15.1
Apple	Tvos	< 13.2
Apple	Watchos	< 6.1

References

https://support.apple.com/HT210721Vendor Advisory
https://support.apple.com/HT210722Vendor Advisory
https://support.apple.com/HT210723Vendor Advisory
https://support.apple.com/HT210724Vendor Advisory
https://support.apple.com/HT210721Vendor Advisory
https://support.apple.com/HT210722Vendor Advisory
https://support.apple.com/HT210723Vendor Advisory
https://support.apple.com/HT210724Vendor Advisory

Timeline

Published: Dec 18, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-8803?

How severe is CVE-2019-8803?

CVE-2019-8803 has a CVSS score of 8.4/10 (HIGH severity). The EPSS model estimates a 0.33% probability of exploitation in the next 30 days.

How do I fix CVE-2019-8803?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-8803?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST