CVE-2021-40752 : Adobe After Effects version 18.4 (and earlier) is affected by a memory corruption vulnerability due to insecure handling

Adobe After Effects version 18.4 (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.

Published 2021-11-18 17:15:10

Updated 2022-04-25 16:53:38

Source Adobe Systems Incorporated

View at NVD, CVE.org

Vulnerability category: OverflowMemory Corruption

Exploit prediction scoring system (EPSS) score for CVE-2021-40752

EPSS FAQ

0.16%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 52 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-40752

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
9.3	HIGH	AV:N/AC:M/Au:N/C:C/I:C/A:C	8.6	10.0	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
7.8	HIGH	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	1.8	5.9	Adobe Systems Incorporated
Attack Vector: Local Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2021-40752

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

Assigned by: nvd@nist.gov (Primary)

CWE-788 Access of Memory Location After End of Buffer

The product reads or writes to a buffer using an index or pointer that references a memory location after the end of the buffer.

Assigned by: psirt@adobe.com (Secondary)

Products affected by CVE-2021-40752

Adobe » After Effects
Versions up to, including, (<=) 18.4.1
cpe:2.3:a:adobe:after_effects:*:*:*:*:*:*:*:*
Matching versions
When used together with: Microsoft » Windows » Version: N/A

Vulnerability Details : CVE-2021-40752

Exploit prediction scoring system (EPSS) score for CVE-2021-40752

CVSS scores for CVE-2021-40752

CWE ids for CVE-2021-40752

References for CVE-2021-40752

Products affected by CVE-2021-40752