CVE-2023-21613: Adobe Acrobat Reader DC Font Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (and earlier) are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. 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-2023-21613?
The severity of CVE-2023-21613 is rated as important due to the potential for sensitive memory disclosure.
How do I fix CVE-2023-21613?
To fix CVE-2023-21613, update Adobe Acrobat Reader to a version later than 22.003.20282 or 20.005.30418.
Which versions of Adobe Acrobat Reader are affected by CVE-2023-21613?
Adobe Acrobat Reader versions 22.003.20282 and earlier, and 20.005.30418 and earlier are affected by CVE-2023-21613.
Can I use older versions of Adobe Acrobat after CVE-2023-21613 is disclosed?
It is not recommended to use older versions of Adobe Acrobat after CVE-2023-21613 is disclosed due to the vulnerability.
Is CVE-2023-21613 relevant for both Windows and macOS users?
CVE-2023-21613 is relevant for all users of affected Adobe Acrobat Reader versions on both Windows and macOS.