CVE-2021-40778: Null Pointer Dereference
First published: Wed Mar 16 2022(Updated: )
Adobe Media Encoder 15.4.1 (and earlier) is affected by a Null pointer dereference vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service 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
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Adobe Media Encoder | <=15.4.1 | |
| Apple macOS | ||
| Microsoft Windows |
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Frequently Asked Questions
What is CVE-2021-40778?
CVE-2021-40778 is a vulnerability in Adobe Media Encoder 15.4.1 (and earlier) that allows an unauthenticated attacker to cause a denial-of-service by exploiting a Null pointer dereference vulnerability.
How does CVE-2021-40778 affect Adobe Media Encoder?
CVE-2021-40778 affects Adobe Media Encoder versions 15.4.1 and earlier.
What is the severity of CVE-2021-40778?
The severity of CVE-2021-40778 is medium, with a CVSS score of 5.5.
Can an attacker exploit CVE-2021-40778 remotely?
Yes, an unauthenticated attacker can exploit CVE-2021-40778 remotely.
Is there a fix for CVE-2021-40778?
Yes, Adobe has released a security update to address CVE-2021-40778. It is recommended to update to the latest version of Adobe Media Encoder.
- collector/nvd-index
- agent/severity
- agent/references
- agent/author
- agent/type
- vendor/adobe
- canonical/adobe media encoder
- version/adobe media encoder/15.4.1
- vendor/apple
- canonical/apple macos
- vendor/microsoft
- canonical/microsoft windows