CVE-2021-31509: OpenText Brava! Desktop DXF File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of OpenText Brava! Desktop 16.6.3.84. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of DXF files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-13309.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of OpenText Brava! Desktop. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of DXF files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-31509?
CVE-2021-31509 has a high severity rating due to its potential for remote code execution.
How do I fix CVE-2021-31509?
To mitigate CVE-2021-31509, users should update OpenText Brava! Desktop to the latest version that addresses this vulnerability.
What type of attack is associated with CVE-2021-31509?
CVE-2021-31509 can be exploited through remote code execution via a malicious webpage or file.
Is user interaction required to exploit CVE-2021-31509?
Yes, an attacker must trick the user into visiting a malicious page or opening a malicious file for CVE-2021-31509 to be exploited.
Which versions of OpenText Brava! Desktop are affected by CVE-2021-31509?
CVE-2021-31509 specifically affects OpenText Brava! Desktop version 16.6.3.84.