CVE-2021-40700 : What You Need to Know
Learn about CVE-2021-40700 affecting Adobe Premiere Elements version 2021.2235820. Explore the impact, technical details, and mitigation strategies for this memory corruption vulnerability.
Adobe Premiere Elements version 2021.2235820 (and earlier) is affected by a memory corruption vulnerability due to insecure handling of a malicious TIFF file, potentially resulting in arbitrary code execution in the context of the current user. This CVE has a CVSS base score of 7.8, indicating a high severity vulnerability.
Understanding CVE-2021-40700
Adobe Premiere Elements TIFF Memory Corruption Vulnerability Could Lead to Arbitrary Code Execution.
What is CVE-2021-40700?
CVE-2021-40700 is a memory corruption vulnerability in Adobe Premiere Elements that allows attackers to execute arbitrary code by exploiting the insecure handling of a malicious TIFF file. The vulnerability requires user interaction for exploitation.
The Impact of CVE-2021-40700
- CVSS Base Score: 7.8 (High)
- Attack Vector: Local
- Attack Complexity: Low
- Privileges Required: None
- User Interaction: Required
- Confidentiality, Integrity, and Availability Impact: High
Technical Details of CVE-2021-40700
Adobe Premiere Elements Vulnerability Details
Vulnerability Description
The vulnerability arises from the insecure handling of a malicious TIFF file, leading to memory corruption and potential arbitrary code execution.
Affected Systems and Versions
- Product: Adobe Premiere Elements
- Vendor: Adobe
- Versions Affected: 2021.2235820 and earlier (unspecified versions)
Exploitation Mechanism
The vulnerability can be exploited by manipulating a malicious TIFF file, requiring user interaction for successful execution.
Mitigation and Prevention
Actions to Secure Systems
Immediate Steps to Take
- Update Adobe Premiere Elements to the latest version.
- Avoid opening TIFF files from untrusted sources.
- Educate users about the risks associated with opening unknown files.
Long-Term Security Practices
- Regularly update software and apply security patches.
- Implement security awareness training to prevent social engineering attacks.
Patching and Updates
- Adobe has released a security update to address this vulnerability. Users are advised to apply the patch promptly.