CVE-2021-31483: OpenText Brava! Desktop DWF File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability
First published: Tue Jun 15 2021(Updated: )
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 the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-12709.
Credit: zdi-disclosures@trendmicro.com zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Opentext Brava\! Desktop | =16.6.3.84 | |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-31483?
CVE-2021-31483 has been identified as a critical vulnerability due to its potential to allow remote code execution.
How do I fix CVE-2021-31483?
To fix CVE-2021-31483, apply the latest security updates provided by OpenText for Brava! Desktop 16.6.3.84.
Who is affected by CVE-2021-31483?
CVE-2021-31483 affects users of OpenText Brava! Desktop version 16.6.3.84.
Is user interaction required to exploit CVE-2021-31483?
Yes, user interaction is required; the user must visit a malicious page or open a malicious file.
What types of attacks can CVE-2021-31483 facilitate?
CVE-2021-31483 can facilitate arbitrary code execution attacks by remote attackers.
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