CVE-2021-21096 Explained : Impact and Mitigation

Adobe Bridge versions 10.1.1 and 11.0.1 have been found to be affected by an Improper Authorization vulnerability in the Genuine Software Service. This vulnerability could allow a low-privileged attacker to disrupt application service without the need for user interaction.

Understanding CVE-2021-21096

This CVE involves an Improper Authorization vulnerability in Adobe Bridge versions 10.1.1 and 11.0.1, potentially leading to denial-of-service attacks.

What is CVE-2021-21096?

Adobe Bridge is impacted by an Improper Authorization vulnerability, allowing attackers to exploit the Genuine Software Service component, resulting in application denial-of-service without requiring user interaction.

The Impact of CVE-2021-21096

The impact of this vulnerability is categorized as LOW in attack complexity, LOCAL in attack vector, and HIGH in availability impact. A low-privileged attacker could leverage this vulnerability to disrupt application service.

Technical Details of CVE-2021-21096

This section provides detailed technical information about the vulnerability in Adobe Bridge.

Vulnerability Description

The vulnerability arises from an Improper Authorization issue in the Genuine Software Service of Adobe Bridge, enabling attackers to disrupt application services without user interaction.

Affected Systems and Versions

Adobe Bridge versions 10.1.1 and 11.0.1 are affected by this vulnerability, where exploitation can lead to denial-of-service attacks.

Exploitation Mechanism

Attackers with low privileges can exploit this vulnerability to disrupt application services in the context of the current user without requiring user interaction.

Mitigation and Prevention

To mitigate the risks associated with CVE-2021-21096, follow the steps below.

Immediate Steps to Take

Update Adobe Bridge to the latest version to patch the vulnerability.
Monitor for any unusual activities within the application.

Long-Term Security Practices

Implement regular security updates for all software and applications.
Ensure all users have appropriate privilege levels to prevent unauthorized access.

Patching and Updates

Apply the latest security patches provided by Adobe to address the Improper Authorization vulnerability in Adobe Bridge.