CVE-2021-28641: Adobe Acrobat Reader Use-After-Free Arbitrary Code Execution Vulnerability
First published: Fri Aug 20 2021(Updated: )
Acrobat Reader DC versions 2021.005.20054 (and earlier), 2020.004.30005 (and earlier) and 2017.011.30197 (and earlier) are affected by an Use-after-free 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<=21.005.20054 | |
| Adobe Acrobat | >=17.011.30059<=17.011.30197 | |
| Adobe Acrobat | >=20.001.30005<=20.004.30005 | |
| Adobe Acrobat Reader | >=15.008.20082<=21.005.20054 | |
| Adobe Acrobat Reader | >=17.011.30059<=17.011.30197 | |
| Adobe Acrobat Reader | >=20.001.30005<=20.004.30005 |
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Frequently Asked Questions
What is the severity of CVE-2021-28641?
CVE-2021-28641 is rated as critical due to the potential for arbitrary code execution.
How do I fix CVE-2021-28641?
To fix CVE-2021-28641, update Adobe Acrobat Reader DC to the latest version available.
What versions are affected by CVE-2021-28641?
CVE-2021-28641 affects Acrobat Reader DC versions 2021.005.20054 and earlier, 2020.004.30005 and earlier, and 2017.011.30197 and earlier.
What type of vulnerability is CVE-2021-28641?
CVE-2021-28641 is classified as an Use-after-free vulnerability.
Can CVE-2021-28641 be exploited remotely?
Yes, CVE-2021-28641 can be exploited by unauthenticated attackers leading to remote code execution.
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- vendor/adobe
- canonical/adobe acrobat
- version/adobe acrobat/15.008.20082
- version/adobe acrobat/21.005.20054
- version/adobe acrobat/17.011.30059
- version/adobe acrobat/17.011.30197
- version/adobe acrobat/20.001.30005
- version/adobe acrobat/20.004.30005
- canonical/adobe acrobat reader
- version/adobe acrobat reader/15.008.20082
- version/adobe acrobat reader/21.005.20054
- version/adobe acrobat reader/17.011.30059
- version/adobe acrobat reader/17.011.30197
- version/adobe acrobat reader/20.001.30005
- version/adobe acrobat reader/20.004.30005