CVE-2021-46818 Adobe Media Encoder M4A file memory corruption vulnerability could lead to remote code execution
An attacker can achieve arbitrary code execution by tricking a user into opening a malicious M4A file in Adobe Media Encoder.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-46818?
CVE-2021-46818 is a high-severity memory corruption vulnerability in Adobe Media Encoder, published on 13 Jun 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Adobe Media Encoder version 15.4 (and earlier) are affected by a memory corruption 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 M4A file.
Weakness: CWE-787
Which versions are affected by CVE-2021-46818?
It affects 1 product.
Products include Adobe Media Encoder.
How do I fix CVE-2021-46818?
No fix has been published for CVE-2021-46818 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2021-46818 being exploited?
There is no known exploitation of CVE-2021-46818 in the wild and no public exploit code.
Other vulnerabilities in Adobe Media Encoder
Sources
Also known as GHSA-2fx2-jv5q-q4m6.