CVE-2021-27494: (0Day) Siemens Solid Edge Viewer STP File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability
Datakit Software libraries CatiaV53dRead, CatiaV63dRead, Step3dRead, Ug3dReadPsr, Jt3dReadPsr modules in KeyShot Versions v10.1 and prior lack proper validation of user-supplied data when parsing STP files. This could result in a stack-based buffer overflow. An attacker could leverage this vulnerability to execute code in the context of the current process.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Siemens Solid Edge Viewer. 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 STP files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. 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 the vulnerability ID of this vulnerability?
The vulnerability ID is CVE-2021-27494.
What is the title of this vulnerability?
The title of this vulnerability is (0Day) Siemens Solid Edge Viewer STP File Parsing Stack-based Buffer Overflow Remote Code Execution.
What is the severity of CVE-2021-27494?
The severity of CVE-2021-27494 is high with a CVSS score of 7.8.
Which software products are affected by CVE-2021-27494?
The affected software products are Siemens Solid Edge Viewer, Datakit CrossCadWare, and Luxion KeyShot.
How can this vulnerability be exploited?
This vulnerability can be exploited by remote attackers who can execute arbitrary code by tricking the target into visiting a malicious page or opening a malicious file.