3.3
LOW
CVE-2019-8809
Apple macOS/iOS/iPadOS/tvOS/watchOS Persistent Account Identifier Validation Vulnerability
Description

A validation issue was addressed with improved logic. This issue is fixed in macOS Catalina 10.15, iOS 13.1 and iPadOS 13.1, tvOS 13, watchOS 6, iOS 13. A local app may be able to read a persistent account identifier.

INFO

Published Date :

Oct. 27, 2020, 8:15 p.m.

Last Modified :

Oct. 30, 2020, 1:20 a.m.

Remotely Exploitable :

No

Impact Score :

1.4

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2019-8809 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Apple macos
2 Apple mac_os_x
3 Apple iphone_os
4 Apple tvos
5 Apple watchos
6 Apple ipados
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2019-8809.

URL Resource
https://support.apple.com/en-us/HT210603 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT210604 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT210606 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT210607 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT210634 Release Notes Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2019-8809 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-8809 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Oct. 30, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:N/A:N)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
    Changed Reference Type https://support.apple.com/en-us/HT210603 No Types Assigned https://support.apple.com/en-us/HT210603 Release Notes, Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT210604 No Types Assigned https://support.apple.com/en-us/HT210604 Release Notes, Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT210606 No Types Assigned https://support.apple.com/en-us/HT210606 Release Notes, Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT210607 No Types Assigned https://support.apple.com/en-us/HT210607 Release Notes, Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT210634 No Types Assigned https://support.apple.com/en-us/HT210634 Release Notes, Vendor Advisory
    Added CWE NIST NVD-CWE-noinfo
    Added CPE Configuration OR *cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* versions up to (excluding) 13.1 *cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* versions up to (excluding) 13.1 *cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* versions up to (excluding) 10.15 *cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* versions up to (excluding) 13.0 *cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* versions up to (excluding) 6.0
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-8809 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2019-8809 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.05 }} 0.00%

score

0.14464

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability