CVE-2021-42732 : Vulnerability Insights and Analysis
Learn about CVE-2021-42732, a high-severity vulnerability in Adobe InDesign that allows attackers to access memory locations after the buffer ends, impacting confidentiality, integrity, and availability. Find out how to mitigate risks and apply security updates.
Adobe InDesign crashes when parsing the GIF file
Understanding CVE-2021-42732
What is CVE-2021-42732?
CVE-2021-42732 is a vulnerability in Adobe InDesign that allows attackers to access memory locations after the end of a buffer, identified as CWE-788.
The Impact of CVE-2021-42732
The vulnerability has a CVSSv3.1 base score of 7.8, with high severity due to its impact on confidentiality, integrity, and availability. It requires user interaction but no privileged access.
Technical Details of CVE-2021-42732
Vulnerability Description
When parsing GIF files, Adobe InDesign experiences crashes due to accessing memory locations after the buffer ends.
Affected Systems and Versions
- Product: InDesign
- Vendor: Adobe
- Versions: Unspecified
Exploitation Mechanism
The vulnerability can be exploited locally with low complexity, requiring user interaction, but no privileges.
Mitigation and Prevention
Immediate Steps to Take
- Apply the necessary security updates from Adobe immediately.
- Avoid opening untrusted GIF files in Adobe InDesign.
Long-Term Security Practices
- Regularly update and patch Adobe InDesign to mitigate future vulnerabilities.
- Educate users on safe file handling practices.
Patching and Updates
Always stay up to date with the latest security patches and updates provided by Adobe to address known vulnerabilities.