CVE-2021-31514: OpenText Brava! Desktop CGM 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 Build 16.6.4.55. 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 CGM 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-13679.
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 CGM 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-2021-31514?
CVE-2021-31514 is considered a critical vulnerability allowing remote code execution.
How do I fix CVE-2021-31514?
To fix CVE-2021-31514, upgrade OpenText Brava! Desktop to version 16.6.4.92 or later.
What type of attack does CVE-2021-31514 facilitate?
CVE-2021-31514 facilitates remote code execution attacks that require user interaction.
Is CVE-2021-31514 specific to certain versions of OpenText Brava! Desktop?
Yes, CVE-2021-31514 specifically affects OpenText Brava! Desktop versions up to 16.6.4.55.
What do attackers need to exploit CVE-2021-31514?
Attackers need the target user to visit a malicious page or open a malicious file to exploit CVE-2021-31514.