CVE-2021-21051 Explained : Impact and Mitigation
Learn about CVE-2021-21051, a Buffer Overflow vulnerability in Adobe Photoshop versions 21.2.4 and 22.1.1 that could result in remote code execution. Understand the impact, technical details, and mitigation strategies.
Adobe Photoshop versions 21.2.4 (and earlier) and 22.1.1 (and earlier) are affected by a Buffer Overflow vulnerability that could lead to remote code execution by parsing a specially crafted javascript file. An unauthenticated attacker could exploit this issue, requiring user interaction to open a malicious file.
Understanding CVE-2021-21051
This section provides insights into the impact, technical details, and mitigation strategies associated with CVE-2021-21051.
What is CVE-2021-21051?
CVE-2021-21051 is a Buffer Overflow vulnerability in Adobe Photoshop versions 21.2.4 and 22.1.1, allowing attackers to execute arbitrary code in the context of the current user through a specially crafted javascript file.
The Impact of CVE-2021-21051
The vulnerability poses a high risk, with a CVSS base score of 7.8, indicating a high severity level due to its potential for remote code execution. Attackers can exploit the issue with low complexity, requiring no privileges, but user interaction is necessary by opening a malicious file.
Technical Details of CVE-2021-21051
Gain a deeper understanding of the vulnerability with detailed technical information.
Vulnerability Description
CVE-2021-21051 is classified as a Buffer Overflow vulnerability (CWE-120) in Adobe Photoshop, enabling attackers to trigger arbitrary code execution.
Affected Systems and Versions
Adobe Photoshop versions 21.2.4 and 22.1.1 (and earlier) are impacted by this vulnerability, emphasizing the importance of timely updates.
Exploitation Mechanism
The exploitation of CVE-2021-21051 requires a victim to interact with a malicious file, indicating the necessity of user involvement in the attack vector.
Mitigation and Prevention
Explore the steps to mitigate the risks posed by CVE-2021-21051 and prevent future vulnerabilities.
Immediate Steps to Take
Users are advised to update Adobe Photoshop to the latest version, ensuring that all security patches are applied promptly.
Long-Term Security Practices
Implement robust security measures, such as regular software updates, user awareness training, and security best practices to enhance overall defenses.
Patching and Updates
Stay informed about security advisories from Adobe and other relevant sources to deploy patches and updates efficiently.