Access of Uninitialized Pointer Vulnerability in Adobe Acrobat Reader

CVE-2025-27158

What is CVE-2025-27158?

CVE-2025-27158 is a vulnerability found in Adobe Acrobat Reader, a widely used software application for viewing, creating, and editing PDF documents. This particular flaw is categorized as an Access of Uninitialized Pointer vulnerability, which can potentially lead to arbitrary code execution in the context of the user. Since Adobe Acrobat Reader is often employed in businesses for document handling, this vulnerability poses a significant risk that could be exploited if malicious files are opened by users, potentially compromising the organization's data and systems.

Technical Details

The vulnerability affects several versions of Adobe Acrobat Reader, specifically versions 24.001.30225, 20.005.30748, 25.001.20428, and earlier releases. The flaw arises from an access issue related to uninitialized pointers, which means that when a user interacts with a specially crafted PDF file, it could lead to unintended behaviors or execution of arbitrary code. Successful exploitation of this vulnerability requires user action, specifically by opening a maliciously designed file.

Potential Impact of CVE-2025-27158

1. Arbitrary Code Execution: Exploitation of this vulnerability could allow attackers to execute arbitrary code on the affected system, which can lead to unauthorized access, control over the device, and the potential installation of malware.

2. Data Compromise: Since the vulnerability can lead to arbitrary code execution, sensitive data within the organization may be at risk of exposure or unauthorized access, potentially leading to data breaches and loss of confidential information.

3. Disruption of Services: The ability to execute arbitrary commands can impact the availability and integrity of the affected systems, leading to service disruptions that may affect business operations and result in financial losses.

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