CVE-2021-28640: Adobe Acrobat Reader Use-After-Free Arbitrary Code Execution Vulnerability
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 authenticated 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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-28640?
CVE-2021-28640 is rated as a critical severity vulnerability due to its potential for arbitrary code execution.
What software is affected by CVE-2021-28640?
CVE-2021-28640 affects Adobe Acrobat Reader DC versions 2021.005.20054 and earlier, 2020.004.30005 and earlier, and 2017.011.30197 and earlier.
How do I fix CVE-2021-28640?
To mitigate CVE-2021-28640, users should update Adobe Acrobat Reader DC to the latest version as recommended by Adobe.
What kind of attack can exploit CVE-2021-28640?
CVE-2021-28640 can be exploited by an authenticated attacker to achieve arbitrary code execution.
Is user authentication required to exploit CVE-2021-28640?
Yes, exploitation of CVE-2021-28640 requires the attacker to be authenticated.