CVE-2021-31486: OpenText Brava! Desktop DWF 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 DWF 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-12712.
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 DWF 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-2021-31486?
CVE-2021-31486 has a critical severity score due to the potential for remote code execution.
How do I fix CVE-2021-31486?
To fix CVE-2021-31486, users should update OpenText Brava! Desktop to the latest version provided by OpenText.
What types of attacks can CVE-2021-31486 enable?
CVE-2021-31486 can enable remote attackers to execute arbitrary code on affected systems.
Is user interaction required to exploit CVE-2021-31486?
Yes, user interaction is required as the target must visit a malicious page or open a malicious file for exploitation.
Which versions of OpenText Brava! Desktop are affected by CVE-2021-31486?
CVE-2021-31486 affects OpenText Brava! Desktop version 16.6.3.84.