CVE-2021-35989 : Exploit Details and Defense Strategies

Adobe Bridge version 11.0.2 (and earlier) has been identified with an Out-of-bounds Write vulnerability. This vulnerability could allow an unauthenticated attacker to execute arbitrary code through a specially crafted file, requiring user interaction.

Understanding CVE-2021-35989

This CVE affects Adobe Bridge software, posing a risk of remote code execution due to a flaw in PDF file parsing.

What is CVE-2021-35989?

Adobe Bridge versions up to 11.0.2 are vulnerable to an Out-of-bounds Write issue. Attackers could exploit this to trigger code execution on the victim's computer.

The Impact of CVE-2021-35989

The vulnerability has a CVSS base score of 7.8 (High), impacting confidentiality, integrity, and availability. Attackers could exploit this to run arbitrary code on the user's system.

Technical Details of CVE-2021-35989

This section covers the specifics of the vulnerability.

Vulnerability Description

The vulnerability involves processing specially crafted files in Adobe Bridge, enabling attackers to execute arbitrary code remotely.

Affected Systems and Versions

The affected product is Adobe Bridge version 11.0.2 and earlier. Users running these versions are at risk of exploitation.

Exploitation Mechanism

An unauthenticated attacker can trigger this vulnerability by persuading a victim to open a malicious file, initiating arbitrary code execution.

Mitigation and Prevention

To safeguard systems from CVE-2021-35989, immediate steps and long-term security practices should be implemented.

Immediate Steps to Take

Ensure users do not open files from untrusted sources and install security updates promptly to mitigate exploitation risk.

Long-Term Security Practices

Practicing caution while opening files, employing endpoint protection, and training users to identify phishing attempts can help prevent similar vulnerabilities.

Patching and Updates

Regularly update Adobe Bridge to the latest version available with security patches.