CVE-2021-36077 : Vulnerability Insights and Analysis

Adobe Bridge version 11.1 and earlier is susceptible to a memory corruption vulnerability triggered by the insecure handling of a malicious SVG file. This flaw could potentially lead to a denial of service within the local application context of the current user. Exploiting this vulnerability requires user interaction.

Understanding CVE-2021-36077

This section provides insights into the nature of the CVE-2021-36077 vulnerability.

What is CVE-2021-36077?

CVE-2021-36077 affects Adobe Bridge version 11.1 and earlier due to a memory corruption vulnerability resulting from the insecure handling of a malicious SVG file. The vulnerability could potentially lead to a denial of service within the local application context of the current user. User interaction is required to exploit this security flaw.

The Impact of CVE-2021-36077

The impact of this vulnerability is assessed as having a CVSS base score of 5.5, with a medium severity rating. The attack complexity is low, requiring local access, and has a high availability impact. However, it does not affect the confidentiality or integrity of the system, and no additional privileges are required beyond those of a regular user.

Technical Details of CVE-2021-36077

This section delves into the technical aspects of CVE-2021-36077.

Vulnerability Description

The vulnerability in Adobe Bridge version 11.1 and earlier results from a memory corruption issue caused by the improper handling of a specific SVG file. This insecure handling can lead to a denial of service within the local application context of the affected user.

Affected Systems and Versions

The impacted product is Adobe Bridge, with affected versions including 11.1 and earlier.

Exploitation Mechanism

To exploit this vulnerability, an attacker needs to trick a user into opening a specially crafted SVG file in Adobe Bridge. This file is designed to trigger the memory corruption vulnerability, potentially leading to a denial of service attack.

Mitigation and Prevention

In this section, we discuss the steps to mitigate and prevent CVE-2021-36077.

Immediate Steps to Take

Users are advised to avoid opening untrusted SVG files in Adobe Bridge until a patch is available. Exercise caution when interacting with unknown or unexpected files to prevent exploitation of this vulnerability.

Long-Term Security Practices

Implementing strong user awareness training and keeping software up to date are essential long-term security practices. Regularly check for security updates and apply patches promptly to protect your system against known vulnerabilities.

Patching and Updates

Adobe has released patches to address the vulnerability in Adobe Bridge. Users are strongly encouraged to update their software to the latest version to mitigate the risk of exploitation.