CVE-2021-46161: Siemens Simcenter Femap NEU File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
A vulnerability has been identified in Simcenter Femap V2020.2 (All versions), Simcenter Femap V2021.1 (All versions). Affected application contains an out of bounds write past the end of an allocated structure while parsing specially crafted NEU files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-15302)
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Siemens Simcenter Femap. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of NEU files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated data structure. An attacker can leverage this vulnerability to execute code in the context of the current process.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2021-46161?
CVE-2021-46161 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Siemens Simcenter Femap.
How can the CVE-2021-46161 vulnerability be exploited?
The CVE-2021-46161 vulnerability can be exploited when the target visits a malicious page or opens a malicious file.
What is the severity of CVE-2021-46161?
The severity of CVE-2021-46161 is high, with a severity value of 7.8.
Which versions of Siemens Simcenter Femap are affected by CVE-2021-46161?
Siemens Simcenter Femap versions 2020.2, 2020.2-maintenance_pack1, 2020.2-maintenance_pack2, 2020.2-maintenance_pack3, 2021.1, 2021.1-maintenance_pack1, 2021.1-maintenance_pack2, and 2021.1-maintenance_pack3 are affected by CVE-2021-46161.
How can I fix CVE-2021-46161?
To mitigate the CVE-2021-46161 vulnerability, users should follow the recommendations provided by Siemens in their security advisory.