CVE-2021-43756: Adobe Media Encoder Memory Corruption Vulnerability could lead to Remote Code Execution
First published: Wed Jun 15 2022(Updated: )
Adobe Media Encoder versions 22.0, 15.4.2 (and earlier) are affected by an Out-of-bounds Write vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Credit: psirt@adobe.com psirt@adobe.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Adobe Media Encoder | <15.4.2 | |
| Adobe Media Encoder | >=22.0<22.1.1 | |
| Apple macOS | ||
| Microsoft Windows |
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Frequently Asked Questions
What is CVE-2021-43756?
CVE-2021-43756 refers to an Out-of-bounds Write vulnerability in Adobe Media Encoder versions 22.0 and 15.4.2 (and earlier).
How does CVE-2021-43756 affect Adobe Media Encoder?
CVE-2021-43756 allows an unauthenticated attacker to execute arbitrary code in the context of the current user.
What is the severity of CVE-2021-43756?
CVE-2021-43756 has a severity rating of 7.8 (Critical).
How can an attacker exploit CVE-2021-43756?
Exploiting CVE-2021-43756 requires user interaction.
How do I fix CVE-2021-43756?
To fix CVE-2021-43756, update Adobe Media Encoder to version 22.1.1 or higher.
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