CVE-2021-21058: Acrobat Reader DC Memory Corruption Vulnerability Could Lead to Arbitrary Code Execution
Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by a Memory corruption vulnerability when parsing a specially crafted PDF file. 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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-21058?
CVE-2021-21058 is rated as critical due to its potential for remote code execution via memory corruption.
How do I fix CVE-2021-21058?
To remediate CVE-2021-21058, users should update Adobe Acrobat Reader DC and Acrobat to the latest version provided by Adobe.
What versions are affected by CVE-2021-21058?
CVE-2021-21058 affects Adobe Acrobat Reader DC versions up to 2020.013.20074, 2020.001.30018, and 2017.011.30188.
Can CVE-2021-21058 be exploited remotely?
Yes, an unauthenticated attacker can exploit CVE-2021-21058 by sending a specially crafted PDF file to a user.
What are the potential consequences of CVE-2021-21058?
Exploitation of CVE-2021-21058 could lead to arbitrary code execution, allowing attackers to take control of the user's system.