ZDI-21-640: OpenText Brava! Desktop DWF File Parsing Untrusted Pointer Dereference Remote Code Execution Vulnerability
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 DWF files. The issue results from the lack of proper validation of a user-supplied value prior to dereferencing it as a pointer. 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 ZDI-21-640?
The severity of ZDI-21-640 is critical due to its potential for remote code execution.
How do I fix ZDI-21-640?
To fix ZDI-21-640, ensure that you update OpenText Brava! Desktop to the latest version provided by the vendor.
What are the potential impacts of ZDI-21-640?
The potential impacts of ZDI-21-640 include unauthorized access to sensitive data and system compromise.
Who is affected by ZDI-21-640?
ZDI-21-640 affects installations of OpenText Brava! Desktop that have not been patched against this vulnerability.
Is user interaction required to exploit ZDI-21-640?
Yes, user interaction is required for ZDI-21-640 since the target must visit a malicious page or open a malicious file.