CVE-2021-40759

Adobe After Effects M4A File Parsing Memory Corruption Arbitrary Code Execution

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Adobe After Effects version 18.4.1 (and earlier) is affected by a memory corruption vulnerability due to insecure handling of a malicious .m4a file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required in that the victim must open a specially crafted file to exploit this vulnerability.

Adobe After Effects versión 18.4.1 (y anteriores), está afectada por una vulnerabilidad de corrupción de memoria debido al manejo no seguro de un archivo .m4a malicioso, resultando potencialmente en una ejecución de código arbitrario en el contexto del usuario actual. Es requerida una interacción del usuario, ya que la víctima debe abrir un archivo especialmente diseñado para explotar esta vulnerabilidad.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-09-08 CVE Reserved
2021-11-18 CVE Published
2024-09-16 CVE Updated
2024-10-24 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-788: Access of Memory Location After End of Buffer

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://helpx.adobe.com/security/products/after_effects/apsb21-79.html	2022-04-25

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Adobe Search vendor "Adobe"	After Effects Search vendor "Adobe" for product "After Effects"	<= 18.4.1 Search vendor "Adobe" for product "After Effects" and version " <= 18.4.1"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe