Adobe Premiere Elements up to 2021.2235820 m4a File buffer overflow

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.9	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Adobe Premiere Elements up to 2021.2235820. This affects an unknown function of the component m4a File Handler. The manipulation results in buffer overflow. This vulnerability is cataloged as CVE-2021-40701. The attack may be launched remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Adobe Premiere Elements up to 2021.2235820. It has been classified as critical. Affected is some unknown functionality of the component m4a File Handler. The manipulation with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 09/28/2021 as apsb21-78. The advisory is shared for download at helpx.adobe.com. This vulnerability is traded as CVE-2021-40701 since 09/08/2021. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 209480 (Adobe Premiere Elements Arbitrary Code Execution (APSB21-78) (macOS)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (209480). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Adobe

Name

Premiere Elements

Version

2021.2235820

License

commercial

Website

Vendor: https://www.adobe.com/

CPE 2.3info

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CPE 2.2info

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector (Adobe Systems Incorporated): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 209480
Nessus Name: Adobe Premiere Elements Arbitrary Code Execution (APSB21-78) (macOS)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/08/2021 🔍
09/28/2021 +20 days 🔍
09/28/2021 +0 days 🔍
05/03/2025 +1313 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: apsb21-78
Status: Confirmed

CVE: CVE-2021-40701 (🔍)
GCVE (CVE): GCVE-0-2021-40701
GCVE (VulDB): GCVE-100-183444

Entryinfo

Created: 09/28/2021 08:23
Updated: 05/03/2025 07:33
Changes: 09/28/2021 08:23 (49), 10/03/2021 07:46 (1), 10/22/2024 17:03 (16), 05/03/2025 07:33 (3)
Complete: 🔍
Cache ID: 216::103