First published: Tue Aug 24 2021(Updated: )
Acrobat Reader DC versions versions 2021.001.20155 (and earlier), 2020.001.30025 (and earlier) and 2017.011.30196 (and earlier) are affected by an Out-of-bounds read 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
Affected Software | Affected Version | How to fix |
---|---|---|
Adobe Acrobat | >=15.008.20082<=21.001.20150 | |
Adobe Acrobat Reader | >=15.008.20082<=21.001.20150 | |
Microsoft Windows | ||
Adobe Acrobat | >=15.008.20082<=21.001.20149 | |
Adobe Acrobat Reader | >=15.008.20082<=21.001.20149 | |
Apple iOS and macOS | ||
Adobe Acrobat Reader | >=17.011.30180<=17.011.30194 | |
Adobe Acrobat Reader | >=20.001.30005<=20.001.30020 | |
Adobe Acrobat Reader | >=17.011.30180<=17.011.30194 | |
Adobe Acrobat Reader | >=20.001.30005<=20.001.30020 |
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CVE-2021-28551 has been classified as a critical vulnerability due to its potential for arbitrary code execution.
To fix CVE-2021-28551, update Adobe Acrobat Reader DC to the latest version available from Adobe.
Adobe Acrobat Reader DC versions 2021.001.20155 and earlier, 2020.001.30025 and earlier, and 2017.011.30196 and earlier are all affected by CVE-2021-28551.
Yes, an unauthenticated attacker can exploit CVE-2021-28551 remotely to achieve arbitrary code execution.
The potential impacts of CVE-2021-28551 include system compromise and execution of arbitrary commands on the affected system.