CVE-2021-28593 : Security Advisory and Response
Learn about CVE-2021-28593, a Use After Free vulnerability in Adobe Illustrator version 25.2.3 and earlier. Understand the impact, affected systems, exploitation, and mitigation steps.
Adobe Illustrator version 25.2.3 and earlier is impacted by a Use After Free vulnerability when processing a specifically crafted file, potentially leading to an information disclosure threat.
Understanding CVE-2021-28593
This CVE-2021-28593 relates to a Use After Free vulnerability in Adobe Illustrator, allowing attackers to exploit user interaction and potentially reveal sensitive data.
What is CVE-2021-28593?
CVE-2021-28593 targets Adobe Illustrator version 25.2.3 and earlier with a Use After Free vulnerability, enabling unauthorized disclosure of information by manipulating crafted files.
The Impact of CVE-2021-28593
The vulnerability can be exploited by an unauthenticated attacker, requiring user interaction to open a malicious file. This could result in the exposure of sensitive user data.
Technical Details of CVE-2021-28593
This section dives into the specific technical aspects of the CVE, outlining the vulnerability description, affected systems, and the exploitation mechanism.
Vulnerability Description
The Use After Free vulnerability in Adobe Illustrator affects versions 25.2.3 and earlier. It allows attackers to reveal potentially sensitive information in the user's context by processing malicious files.
Affected Systems and Versions
The affected product is Illustrator by Adobe. Versions equal to or less than 25.2.3 are impacted.
Exploitation Mechanism
Exploiting this vulnerability requires user interaction, where a victim unknowingly opens a malicious file crafted by the attacker.
Mitigation and Prevention
To protect systems from CVE-2021-28593, immediate steps must be taken to address the issue and implement long-term security practices.
Immediate Steps to Take
Users are advised to update Adobe Illustrator to a non-vulnerable version, be cautious of opening untrusted files, and apply security best practices.
Long-Term Security Practices
Regularly update software, educate users on phishing attacks, and enforce a robust security policy to mitigate the risk of such vulnerabilities.
Patching and Updates
Stay informed about security updates from Adobe and promptly apply patches to ensure protection against known vulnerabilities.