CVE-2021-39843: Adobe Acrobat Reader XObject Out-of-Bound Write Vulnerability
Acrobat Reader DC versions 2021.005.20060 (and earlier), 2020.004.30006 (and earlier) and 2017.011.30199 (and earlier) are affected by an out-of-bounds write vulnerability that could result in 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-2021-39843?
CVE-2021-39843 has a severity rating that indicates it could lead to arbitrary code execution if exploited.
How do I fix CVE-2021-39843?
To fix CVE-2021-39843, update to the latest version of Adobe Acrobat or Acrobat Reader that resolves this vulnerability.
What are the affected versions related to CVE-2021-39843?
CVE-2021-39843 affects Adobe Acrobat Reader DC versions 2021.005.20060 and earlier, 2020.004.30006 and earlier, and 2017.011.30199 and earlier.
What type of vulnerability is CVE-2021-39843?
CVE-2021-39843 is classified as an out-of-bounds write vulnerability.
Can CVE-2021-39843 be exploited remotely?
Yes, CVE-2021-39843 could potentially be exploited to execute arbitrary code in the context of the current user.