Adobe Media Encoder up to 15.4.2/22.0 out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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4.3$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Adobe Media Encoder up to 15.4.2/22.0. Impacted is an unknown function. Performing a manipulation results in out-of-bounds. This vulnerability is known as CVE-2021-43760. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Adobe Media Encoder up to 15.4.2/22.0. This affects some unknown functionality. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality. The summary by CVE is:

Adobe Media Encoder versions 22.0, 15.4.2 (and earlier) are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious MOV file.

The weakness was published 07/12/2023 as apsb21-118. The advisory is shared at helpx.adobe.com. This vulnerability is uniquely identified as CVE-2021-43760 since 11/15/2021. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 209384 (Adobe Media Encoder < 15.4.3 / 22.0.0 < 22.1.1 Multiple Vulnerabilities (APSB21-118) (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 (209384). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 3.3
CNA Vector (Adobe Systems Incorporated): 🔍

CVSSv2info

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

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / 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: 209384
Nessus Name: Adobe Media Encoder < 15.4.3 / 22.0.0 < 22.1.1 Multiple Vulnerabilities (APSB21-118) (macOS)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/15/2021 🔍
07/12/2023 +603 days 🔍
07/12/2023 +0 days 🔍
04/25/2025 +653 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: apsb21-118
Status: Confirmed

CVE: CVE-2021-43760 (🔍)
GCVE (CVE): GCVE-0-2021-43760
GCVE (VulDB): GCVE-100-233865

Entryinfo

Created: 07/12/2023 16:29
Updated: 04/25/2025 06:31
Changes: 07/12/2023 16:29 (39), 08/02/2023 09:03 (21), 10/21/2024 19:57 (17), 04/25/2025 06:31 (3)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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