CVE-2021-21939: Buffer Overflow
First published: Wed Feb 23 2022(Updated: )
A heap-based buffer overflow vulnerability exists in the XWD parser functionality of Accusoft ImageGear 19.10. A specially-crafted file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.
Credit: talos-cna@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| AccuSoft ImageGear | =19.10 |
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Frequently Asked Questions
What is CVE-2021-21939?
CVE-2021-21939 is a heap-based buffer overflow vulnerability in the XWD parser functionality of Accusoft ImageGear 19.10.
What is the severity of CVE-2021-21939?
CVE-2021-21939 has a severity score of 8.8, which is classified as critical.
How does CVE-2021-21939 affect Accusoft ImageGear?
CVE-2021-21939 allows a specially-crafted file to trigger a code execution vulnerability in Accusoft ImageGear 19.10.
How can an attacker exploit CVE-2021-21939?
An attacker can exploit CVE-2021-21939 by providing a malicious file that triggers the heap-based buffer overflow vulnerability.
Is there a fix available for CVE-2021-21939?
At the moment, there is no specific fix available for CVE-2021-21939. It is recommended to follow the recommendations provided by Accusoft or the software vendor.
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