CVE-2021-28644: Adobe Acrobat SpellDictionaryCreate Path Traversal Remote Code Execution Vulnerability
First published: Wed Sep 06 2023(Updated: )
Acrobat Reader DC versions 2021.005.20054 (and earlier), 2020.004.30005 (and earlier) and 2017.011.30197 (and earlier) are affected by a Path traversal 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 Acrobat Reader | >=17.011.30180<17.011.30199 | |
| Adobe Acrobat Reader | >=20.001.30005<20.004.30006 | |
| Adobe Acrobat Dc | >=15.007.20033<21.005.20058 | |
| Adobe Acrobat Reader | >=17.011.30180<17.011.30199 | |
| Adobe Acrobat Reader | >=20.001.30005<20.004.30006 | |
| Adobe Acrobat Reader DC | >=15.007.20033<21.005.20058 | |
| Apple macOS | ||
| Microsoft Windows |
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Frequently Asked Questions
What is CVE-2021-28644?
CVE-2021-28644 is a Path traversal vulnerability affecting Adobe Acrobat Reader versions 2021.005.20054 and earlier, 2020.004.30005 and earlier, and 2017.011.30197 and earlier.
How does CVE-2021-28644 impact me?
CVE-2021-28644 could allow an unauthenticated attacker to achieve arbitrary code execution in the context of the current user.
Which software versions are affected by CVE-2021-28644?
Adobe Acrobat Reader versions 2021.005.20054 and earlier, 2020.004.30005 and earlier, and 2017.011.30197 and earlier are affected by CVE-2021-28644.
What is the severity of CVE-2021-28644?
CVE-2021-28644 has a severity rating of 7.8 (high).
How can I mitigate the vulnerability CVE-2021-28644?
To mitigate CVE-2021-28644, it is recommended to update Adobe Acrobat Reader to the latest version available.
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