7.8
CWE
787 122
Advisory Published
Updated

CVE-2021-44445

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 contains an out of bounds write past the fixed-length heap-based buffer while parsing specially crafted JT files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-15054)

Credit: productcert@siemens.com productcert@siemens.com

Affected SoftwareAffected VersionHow to fix
Siemens Jt Open Toolkit<11.1.1.0
Siemens Jt Utilities<13.1.1.0
<11.1.1.0
<13.1.1.0

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Frequently Asked Questions

  • What is the severity of CVE-2021-44445?

    The severity of CVE-2021-44445 is high.

  • Which software versions are affected by CVE-2021-44445?

    JT Utilities versions prior to V13.1.1.0 and JTTK versions prior to V11.1.1.0 are affected by CVE-2021-44445.

  • What is the vulnerability in Siemens JT Utilities and JTTK?

    The vulnerability in Siemens JT Utilities and JTTK is an out of bounds write past the fixed-length heap-based buffer while parsing specially crafted JT files.

  • How can an attacker exploit CVE-2021-44445?

    An attacker can exploit CVE-2021-44445 to execute arbitrary code.

  • Is there a fix available for CVE-2021-44445?

    Yes, updating to JT Utilities V13.1.1.0 or later and JTTK V11.1.1.0 or later will fix the vulnerability.

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