CVE-2021-44437
First published: Tue Dec 14 2021(Updated: )
A vulnerability has been identified in JT Utilities (All versions < V13.1.1.0), JTTK (All versions < V11.1.1.0). JTTK library in affected products is vulnerable to an out of bounds write past the end of an allocated structure while parsing specially crafted JT files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-14906)
Credit: productcert@siemens.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Siemens Jt Open Toolkit | <11.1.1.0 | |
| Siemens Jt Utilities | <13.1.1.0 |
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Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2021-44437.
What is the affected software?
The affected software is Siemens JT Utilities (All versions < V13.1.1.0) and JTTK (All versions < V11.1.1.0).
What is the severity of CVE-2021-44437?
The severity of CVE-2021-44437 is high with a score of 7.8.
How does CVE-2021-44437 affect the software?
CVE-2021-44437 allows an attacker to perform an out-of-bounds write past the end of an allocated structure while parsing specially crafted JT files, which could lead to remote code execution or denial of service.
How can I fix CVE-2021-44437?
To fix CVE-2021-44437, it is recommended to update Siemens JT Utilities to version V13.1.1.0 or later, and update JTTK to version V11.1.1.0 or later.
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