CVE-2021-28586 Adobe After Effects PDF file parsing out-of-bounds write could lead to remote code execution vulnerability

High 8.8 Published 28 Jun 2021 Updated 16 Sep 2024

An out-of-bounds write in Adobe After Effects allows remote code execution when a user opens a malicious PDF file.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2021-28586?

CVE-2021-28586 is a high-severity memory corruption vulnerability in Adobe After Effects, published on 28 Jun 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

After Effects version 18.0 (and earlier) are affected by an out-of-bounds write vulnerability that could result in 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.

Weakness: CWE-787

Which versions are affected by CVE-2021-28586?

It affects 1 product.

Products include Adobe After Effects.

How do I fix CVE-2021-28586?

No fix has been published for CVE-2021-28586 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-2021-28586 being exploited?

There is no known exploitation of CVE-2021-28586 in the wild and no public exploit code.

All Adobe After Effects vulnerabilities

Sources

Also known as GHSA-6735-8fq5-5cf8.