CVE-2021-44179 : Exploit Details and Defense Strategies

Adobe Dimension versions 3.4.3 and earlier are affected by a memory corruption vulnerability due to the insecure handling of GIF files, potentially leading to arbitrary code execution. User interaction is required to exploit this vulnerability.

Understanding CVE-2021-44179

Adobe Dimension GIF File Parsing Memory Corruption Remote Code Execution Vulnerability

What is CVE-2021-44179?

Adobe Dimension versions 3.4.3 and earlier are susceptible to a memory corruption issue that arises from insecure processing of malicious GIF files. This vulnerability could allow an attacker to execute arbitrary code within the current user's context, requiring user interaction for successful exploitation.

The Impact of CVE-2021-44179

The vulnerability has a CVSSv3 base score of 7.8, with a high severity rating due to its potential adverse effects:

Attack Vector: Local
Attack Complexity: Low
Privileges Required: None
User Interaction: Required
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High

Technical Details of CVE-2021-44179

Adobe Dimension GIF File Parsing Memory Corruption Remote Code Execution Vulnerability

Vulnerability Description

The vulnerability stems from a memory corruption issue related to the parsing of GIF files, which could result in executing arbitrary code within the user's context.

Affected Systems and Versions

Product: Dimension
Vendor: Adobe
Affected Versions: <= 3.4.3, None

Exploitation Mechanism

The vulnerability can be exploited by enticing a user to open a specially crafted malicious GIF file, leading to the execution of arbitrary code.

Mitigation and Prevention

Effective measures to mitigate and prevent exploitation of CVE-2021-44179

Immediate Steps to Take

Update Adobe Dimension to the latest version to patch the vulnerability.
Avoid opening GIF files from untrusted or unknown sources.

Long-Term Security Practices

Regularly update software and apply security patches promptly.
Educate users about the risks associated with opening files from untrusted sources.
Consider implementing security solutions to detect and prevent similar vulnerabilities.

Patching and Updates

Ensure timely application of security updates and patches provided by Adobe for Adobe Dimension.