CVE-2021-21034: Acrobat Reader DC Out-Of-Bounds Read Information Disclosure Vulnerability
Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by an Out-of-bounds Read vulnerability. An unauthenticated attacker could leverage this vulnerability to locally elevate privileges 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-2021-21034?
CVE-2021-21034 has been rated as a critical severity vulnerability due to its potential to allow unauthenticated local privilege escalation.
How does CVE-2021-21034 affect Adobe Acrobat products?
CVE-2021-21034 affects Adobe Acrobat Reader DC and other versions, potentially allowing an attacker to perform out-of-bounds read operations.
How can I fix CVE-2021-21034?
To fix CVE-2021-21034, users should update their Adobe Acrobat products to the latest version as recommended by Adobe.
What versions of Adobe Acrobat are affected by CVE-2021-21034?
CVE-2021-21034 affects Adobe Acrobat Reader DC versions 2020.013.20074 and earlier, 2020.001.30018 and earlier, and 2017.011.30188 and earlier.
What is the impact of exploiting CVE-2021-21034?
Exploiting CVE-2021-21034 may allow an attacker to gain elevated privileges on the local system.