CVE-2021-44714 : Exploit Details and Defense Strategies

Adobe Acrobat Reader DC versions prior to 21.007.20099 are impacted by a vulnerability that could allow a Security feature bypass through manipulating warning messages.

Understanding CVE-2021-44714

Adobe Acrobat Reader DC is vulnerable to a breach in Secure Design Principles, potentially enabling Security feature bypass due to missing custom protocols in warning messages.

What is CVE-2021-44714?

The vulnerability in Adobe Acrobat Reader DC versions 21.007.20099 and earlier allows attackers to deceive users by altering warning messages, leading to a potential Security feature bypass. Interaction from the user is essential to leverage this vulnerability.

The Impact of CVE-2021-44714

The impact of this vulnerability is considered low severity. Attackers can exploit this issue by manipulating warning messages in PDF files to mislead users but require user interaction to proceed further.

Technical Details of CVE-2021-44714

Adobe Acrobat Reader DC's vulnerability presents the following technical specifics:

Vulnerability Description

The flaw lies in the warning message display function of Acrobat Reader DC versions, allowing for potential Security feature bypass.

Affected Systems and Versions

Versions prior to 21.007.20099, 20.004.30017, and 17.011.30204 are susceptible to this issue.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious PDF files that manipulate warning messages to deceive users into interacting with potentially harmful content.

Mitigation and Prevention

Taking immediate action and implementing long-term security practices are crucial in mitigating the risk posed by CVE-2021-44714.

Immediate Steps to Take

Update Adobe Acrobat Reader DC to the latest version to patch the vulnerability.
Exercise caution when interacting with PDF files from unknown sources.

Long-Term Security Practices

Regularly update software and applications to prevent vulnerabilities.
Educate users on safe practices when handling PDF files.

Patching and Updates

Apply patches and updates provided by Adobe to address the security flaw.