7.8
HIGH
CVE-2021-43755
Adobe After Effects Out-of-bounds Write Arbitrary Code Execution Vulnerability
Description

Adobe After Effects versions 22.0 (and earlier) and 18.4.2 (and earlier) are affected by an Out-of-bounds Write vulnerability due to insecure handling of a malicious file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.

INFO

Published Date :

June 15, 2022, 8:15 p.m.

Last Modified :

Aug. 1, 2023, 6:30 p.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2021-43755 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 Adobe after_effects
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-2021-43755.

URL Resource
https://helpx.adobe.com/security/products/after_effects/apsb21-115.html Patch 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-2021-43755 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-43755 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
  • Modified Analysis by [email protected]

    Aug. 01, 2023

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Aug. 01, 2023

    Action Type Old Value New Value
    Changed Description Adobe After Effects versions 22.0 (and earlier) and 18.4.2 (and earlier) are affected by a memory corruption vulnerability due to insecure handling of a malicious file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability. Adobe After Effects versions 22.0 (and earlier) and 18.4.2 (and earlier) are affected by an Out-of-bounds Write vulnerability due to insecure handling of a malicious file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.
    Removed CWE Adobe Systems Incorporated CWE-788
    Added CWE Adobe Systems Incorporated CWE-787
    Removed CWE Reason CWE-788 / More specific CWE option available
  • Reanalysis by [email protected]

    Jun. 26, 2023

    Action Type Old Value New Value
    Added CWE NIST CWE-787
  • Initial Analysis by [email protected]

    Jun. 24, 2022

    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)
    Changed Reference Type https://helpx.adobe.com/security/products/after_effects/apsb21-115.html No Types Assigned https://helpx.adobe.com/security/products/after_effects/apsb21-115.html Patch, Vendor Advisory
    Added CPE Configuration AND OR *cpe:2.3:a:adobe:after_effects:*:*:*:*:*:*:*:* versions up to (including) 18.4.2 *cpe:2.3:a:adobe:after_effects:*:*:*:*:*:*:*:* versions from (including) 22.0 up to (excluding) 22.1.1 OR cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
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-2021-43755 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-2021-43755 weaknesses.

Exploit Prediction

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

0.10 }} -0.00%

score

0.42768

percentile

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