CVE-2021-34297
Siemens JT2Go vulnerability analysis and mitigation

Overview

CVE-2021-34297 is a vulnerability in Siemens JT2Go software that allows remote attackers to execute arbitrary code on affected installations. The vulnerability was discovered in March 2021 and publicly disclosed on July 19, 2021 (ZDI Advisory).

Technical details

The vulnerability exists within the parsing of BMP files in Siemens JT2Go. The specific flaw results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. The vulnerability has been assigned a CVSS score of 7.8 (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H) (ZDI Advisory).

Impact

An attacker can leverage this vulnerability to execute code in the context of the current process. User interaction is required to exploit this vulnerability as the target must visit a malicious page or open a malicious file (ZDI Advisory).

Mitigation and workarounds

The vulnerability was reported to the vendor on March 10, 2021, and a coordinated public release of the advisory was made on July 19, 2021. Users should apply any available patches or updates provided by Siemens (ZDI Advisory).

Additional resources


SourceThis report was generated using AI

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CISA KEV exploit

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Published date

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