CVE-2021-45057 : Vulnerability Insights and Analysis
Learn about CVE-2021-45057, a high-severity vulnerability in Adobe InDesign versions 16.4 and earlier, allowing remote code execution through JPEG2000 file exploitation. Find mitigation steps and updates here.
Adobe InDesign version 16.4 (and earlier) is affected by an out-of-bounds write vulnerability that could lead to remote code execution.
Understanding CVE-2021-45057
Adobe InDesign JPEG2000 Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
What is CVE-2021-45057?
CVE-2021-45057 is a vulnerability in Adobe InDesign versions 16.4 and earlier, allowing an attacker to execute arbitrary code by exploiting a JPEG2000 file related out-of-bounds write issue.
The Impact of CVE-2021-45057
- CVSS Base Score: 7.8 (High)
- Attack Vector: Local
- Attack Complexity: Low
- Confidentiality, Integrity, and Availability Impact: High
- User Interaction: Required
Technical Details of CVE-2021-45057
An overview of the technical aspects of the vulnerability
Vulnerability Description
- The vulnerability involves an out-of-bounds write issue in Adobe InDesign.
- Exploiting the vulnerability allows an attacker to execute arbitrary code in the context of the current user.
Affected Systems and Versions
- Affected Product: Adobe InDesign
- Affected Versions: 16.4 and earlier
Exploitation Mechanism
- User interaction is required for exploitation, as the victim needs to open a malicious JPEG2000 file.
Mitigation and Prevention
Ways to mitigate the CVE-2021-45057 vulnerability
Immediate Steps to Take
- Update Adobe InDesign to a non-vulnerable version.
- Be cautious while opening JPEG2000 files from unknown sources.
Long-Term Security Practices
- Regularly update software to patch known vulnerabilities.
- Educate users about safe file handling practices.
Patching and Updates
- Adobe has released a security advisory addressing this vulnerability.