CVE-2023-38235 : What You Need to Know

Adobe Acrobat Reader versions 23.003.20244 (and earlier) and 20.005.30467 (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.

Understanding CVE-2023-38235

This section provides an insight into the critical aspects of CVE-2023-38235.

What is CVE-2023-38235?

CVE-2023-38235 is an out-of-bounds read vulnerability in Adobe Acrobat Reader, potentially resulting in the exposure of sensitive memory. The vulnerability could allow an attacker to circumvent certain protections and necessitates user interaction for exploitation.

The Impact of CVE-2023-38235

The impact of this vulnerability could lead to unauthorized access to confidential information, compromising the integrity and confidentiality of affected systems.

Technical Details of CVE-2023-38235

Delve deeper into the technical specifics of CVE-2023-38235 to understand its implications.

Vulnerability Description

The vulnerability involves an out-of-bounds read issue in the font parsing mechanism of Adobe Acrobat Reader, enabling an attacker to access sensitive memory.

Affected Systems and Versions

Adobe Acrobat Reader versions 23.003.20244 and 20.005.30467, along with prior versions, are susceptible to this vulnerability.

Exploitation Mechanism

To exploit CVE-2023-38235, an attacker must entice a user to open a specially crafted malicious file, triggering the out-of-bounds read vulnerability.

Mitigation and Prevention

Learn about the necessary steps to mitigate the risks associated with CVE-2023-38235 and prevent potential exploitation.

Immediate Steps to Take

Users are advised to update Adobe Acrobat Reader to a secure version and refrain from opening files from untrusted or unknown sources.

Long-Term Security Practices

Implementing secure file handling practices and regular software updates can enhance overall system security.

Patching and Updates

Regularly check for security patches and updates from Adobe to address known vulnerabilities and strengthen system defenses.