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Vulnerability DatabaseCVE-2021-34295
CVE-2021-34295:
Siemens JT2Go vulnerability analysis and mitigation
Overview
CVE-2021-34295 is a vulnerability in Siemens JT2Go software that allows remote attackers to execute arbitrary code through GIF file parsing. The vulnerability was discovered on March 16, 2021 and publicly disclosed on July 19, 2021 (ZDI Advisory).
Technical details
The vulnerability exists within the parsing of GIF 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 (CWE-787). The vulnerability has 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. The vulnerability requires user interaction to exploit, as the target must visit a malicious page or open a malicious file (ZDI Advisory).
Mitigation and workarounds
Siemens has released security updates to address this vulnerability. Users should update to the latest version of JT2Go. Additional details about the patches can be found in the Siemens security advisory (ZDI Advisory).
Additional resources
Source: This report was generated using AI
Related Siemens JT2Go vulnerabilities:
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