8.8
HIGH
CVE-2020-9893
Apple iOS/TVOS/WatchOS/iCloud/Safari Use-After-Free Buffer Overflow Vulnerability
Description

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 13.6 and iPadOS 13.6, tvOS 13.4.8, watchOS 6.2.8, Safari 13.1.2, iTunes 12.10.8 for Windows, iCloud for Windows 11.3, iCloud for Windows 7.20. A remote attacker may be able to cause unexpected application termination or arbitrary code execution.

INFO

Published Date :

Oct. 16, 2020, 5:15 p.m.

Last Modified :

Jan. 9, 2023, 4:41 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2020-9893 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 itunes
2 Apple iphone_os
3 Apple tvos
4 Apple watchos
5 Apple safari
6 Apple icloud
7 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-2020-9893.

URL Resource
https://support.apple.com/HT211288 Vendor Advisory
https://support.apple.com/HT211290 Vendor Advisory
https://support.apple.com/HT211291 Vendor Advisory
https://support.apple.com/HT211292 Vendor Advisory
https://support.apple.com/HT211293 Vendor Advisory
https://support.apple.com/HT211294 Vendor Advisory
https://support.apple.com/HT211295 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-2020-9893 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-9893 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. 20, 2020

    Action Type Old Value New Value
    Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism
    Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    Changed Reference Type https://support.apple.com/HT211288 No Types Assigned https://support.apple.com/HT211288 Vendor Advisory
    Changed Reference Type https://support.apple.com/HT211290 No Types Assigned https://support.apple.com/HT211290 Vendor Advisory
    Changed Reference Type https://support.apple.com/HT211291 No Types Assigned https://support.apple.com/HT211291 Vendor Advisory
    Changed Reference Type https://support.apple.com/HT211292 No Types Assigned https://support.apple.com/HT211292 Vendor Advisory
    Changed Reference Type https://support.apple.com/HT211293 No Types Assigned https://support.apple.com/HT211293 Vendor Advisory
    Changed Reference Type https://support.apple.com/HT211294 No Types Assigned https://support.apple.com/HT211294 Vendor Advisory
    Changed Reference Type https://support.apple.com/HT211295 No Types Assigned https://support.apple.com/HT211295 Vendor Advisory
    Added CWE NIST CWE-416
    Added CPE Configuration OR *cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:* versions up to (excluding) 7.20 *cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:* versions from (including) 11.0 up to (excluding) 11.3 *cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:* versions up to (excluding) 12.10.8 *cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* versions up to (excluding) 13.1.2 *cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:* versions up to (excluding) 13.6 *cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* versions up to (excluding) 13.6 *cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* versions up to (excluding) 13.4.8 *cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* versions up to (excluding) 6.2.8
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-2020-9893 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-2020-9893 weaknesses.

Exploit Prediction

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

2.39 }} 0.69%

score

0.90087

percentile

CVSS31 - Vulnerability Scoring System
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