CVE-2021-45061: Adobe Acrobat Reader DC Font Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
First published: Fri Jan 14 2022(Updated: )
Acrobat Reader DC version 21.007.20099 (and earlier), 20.004.30017 (and earlier) and 17.011.30204 (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.
Credit: psirt@adobe.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Adobe Acrobat Reader DC | >=15.008.20082<=21.007.20099 | |
| Adobe Acrobat Reader | >=15.008.20082<=21.007.20099 | |
| Microsoft Windows Operating System | ||
| Adobe Acrobat Reader | >=17.011.30059<=17.011.30204 | |
| Adobe Acrobat Reader | >=20.001.30005<=20.004.30017 | |
| Adobe Acrobat Reader Notification Manager | >=17.011.30059<=17.011.30204 | |
| Adobe Acrobat Reader Notification Manager | >=20.001.30005<=20.004.30017 | |
| macOS |
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Frequently Asked Questions
What is the severity of CVE-2021-45061?
CVE-2021-45061 has a critical severity as it allows for arbitrary code execution.
How do I fix CVE-2021-45061?
To fix CVE-2021-45061, update your Adobe Acrobat and Acrobat Reader DC to the latest versions.
Who is affected by CVE-2021-45061?
CVE-2021-45061 affects users of Adobe Acrobat DC versions prior to 21.007.20099 and similar versions of Acrobat Reader.
What types of attacks can exploit CVE-2021-45061?
CVE-2021-45061 can be exploited through crafted files that trigger the out-of-bounds write vulnerability.
What systems are impacted by CVE-2021-45061?
CVE-2021-45061 impacts Adobe Acrobat and Acrobat Reader on Windows and macOS systems.
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