Adobe After Effects up to 18.4.1 WAV File buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Adobe After Effects up to 18.4.1. This affects an unknown part of the component WAV File Handler. The manipulation results in buffer overflow. This vulnerability is identified as CVE-2021-40758. The attack can be executed remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Adobe After Effects up to 18.4.1. It has been classified as critical. Affected is an unknown functionality of the component WAV 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 released 11/19/2021 as apsb21-79. The advisory is shared for download at helpx.adobe.com. This vulnerability is traded as CVE-2021-40758 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 209422 (Adobe After Effects < 18.4.2 Multiple Vulnerabilities (APSB21-79) (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 (209422). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

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

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

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: 🔍

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Nessus ID: 209422
Nessus Name: Adobe After Effects < 18.4.2 Multiple Vulnerabilities (APSB21-79) (macOS)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/08/2021 🔍
11/19/2021 +72 days 🔍
11/19/2021 +0 days 🔍
05/02/2025 +1260 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: apsb21-79
Status: Confirmed

CVE: CVE-2021-40758 (🔍)
GCVE (CVE): GCVE-0-2021-40758
GCVE (VulDB): GCVE-100-186936

Entryinfo

Created: 11/19/2021 08:11
Updated: 05/02/2025 21:37
Changes: 11/19/2021 08:11 (49), 11/22/2021 09:23 (1), 11/22/2021 09:27 (7), 10/27/2024 02:13 (16), 05/02/2025 21:37 (4)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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