CVE-2022-28244 : Exploit Details and Defense Strategies

Adobe Acrobat Reader DC versions 22.001.20085 and earlier, 20.005.3031x and earlier, and 17.012.30205 and earlier are affected by a secure design principle violation. This vulnerability allows attackers to bypass the content security policy, potentially leading to sending malicious requests to a cross-origin domain.

Understanding CVE-2022-28244

This CVE impacts Adobe's Acrobat Reader DC by enabling a malicious actor to carry out privilege escalation through a bypass of the Content Security Policy (CSP).

What is CVE-2022-28244?

CVE-2022-28244 is a vulnerability affecting Adobe Acrobat Reader DC, allowing attackers to bypass security mechanisms and perform privilege escalation by manipulating crafted PDF files.

The Impact of CVE-2022-28244

The impact of this CVE is characterized by a medium severity base score of 6.3. It poses a high risk to the confidentiality of affected systems due to the violation of secure design principles.

Technical Details of CVE-2022-28244

This section provides detailed technical insights into the vulnerability.

Vulnerability Description

The vulnerability in Adobe Acrobat Reader DC allows for the bypassing of the content security policy, enabling attackers to send specially crafted requests to a targeted domain, potentially leading to privilege escalation.

Affected Systems and Versions

Acrobat Reader versions 22.001.20085, 20.005.3031x, and 17.012.30205 are known to be affected by this vulnerability, which may result in privilege escalation.

Exploitation Mechanism

Exploiting this vulnerability requires user interaction, where the victim must access a maliciously crafted PDF file hosted on the attacker's server to trigger the bypass of secure design principles.

Mitigation and Prevention

Discover the strategies to mitigate and prevent exploitation of CVE-2022-28244.

Immediate Steps to Take

Users are advised to update Adobe Acrobat Reader DC to a secure version. Be cautious while accessing PDF files from untrusted sources to prevent exploitation of this vulnerability.

Long-Term Security Practices

Implement a robust security policy, including regular software updates, user awareness training, and enforcing secure PDF handling practices to reduce the risk of privilege escalation.

Patching and Updates

Stay informed about security updates provided by Adobe for Acrobat Reader DC to address this vulnerability and enhance system security.