CVE-2021-31490 : What You Need to Know
Discover the critical CVE-2021-31490 affecting OpenText Brava! Desktop 16.6.3.84. Learn about the impact, technical details, and mitigation strategies for this high-severity vulnerability.
This CVE-2021-31490 article discusses a critical vulnerability in OpenText Brava! Desktop version 16.6.3.84 that allows remote attackers to execute arbitrary code with high impact on confidentiality, integrity, and availability.
Understanding CVE-2021-31490
This section provides insights into the nature of the vulnerability and its potential impact.
What is CVE-2021-31490?
The vulnerability enables remote attackers to run arbitrary code on compromised OpenText Brava! Desktop 16.6.3.84 installations through a flaw in DWF file parsing, triggered by inadequate validation of user input.
The Impact of CVE-2021-31490
High CVSS score of 7.8 due to low attack complexity and local attack vector, with critical impact on confidentiality, integrity, and availability.
Technical Details of CVE-2021-31490
Explore the specific details of the vulnerability affecting OpenText Brava! Desktop.
Vulnerability Description
The flaw arises due to improper validation of user-supplied data within DWF files, leading to a buffer overflow that can be exploited by an attacker to execute arbitrary code.
Affected Systems and Versions
OpenText Brava! Desktop version 16.6.3.84 is specifically impacted by this vulnerability.
Exploitation Mechanism
Attackers can exploit this issue by tricking a user into visiting a malicious page or opening a crafted file, which triggers the execution of unauthorized code.
Mitigation and Prevention
Learn about the necessary steps to mitigate the risks associated with CVE-2021-31490.
Immediate Steps to Take
Users are advised to update OpenText Brava! Desktop to a patched version and avoid interacting with suspicious or untrusted files or websites.
Long-Term Security Practices
Implement strict data validation measures in software development and educate users on safe browsing habits to prevent similar exploits.
Patching and Updates
Regularly check for software updates and security patches from OpenText to address known vulnerabilities and enhance system security.