CVE-2021-40765 : Adobe Character Animator version 4.4 (and earlier) is affected by a memory corruption vulnerability when parsing a M4A f

Adobe Character Animator version 4.4 (and earlier) is affected by a memory corruption vulnerability when parsing a M4A file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.

Published 2022-03-16 15:15:13

Updated 2023-06-26 18:41:44

Source Adobe Systems Incorporated

View at NVD, CVE.org

Vulnerability category: OverflowMemory Corruption

Exploit prediction scoring system (EPSS) score for CVE-2021-40765

EPSS FAQ

0.08%

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

~ 35 %

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

CVSS scores for CVE-2021-40765

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-2021-40765

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-2021-40765

Adobe » Character Animator
Versions up to, including, (<=) 4.4
cpe:2.3:a:adobe:character_animator:*:*:*:*:*:*:*:*
Matching versions
When used together with: Apple » Macos » Version: N/A
When used together with: Microsoft » Windows » Version: N/A

Vulnerability Details : CVE-2021-40765

Exploit prediction scoring system (EPSS) score for CVE-2021-40765

CVSS scores for CVE-2021-40765

CWE ids for CVE-2021-40765

References for CVE-2021-40765

Products affected by CVE-2021-40765