CVE-2021-27496: (0Day) Siemens Solid Edge Viewer PRT File Parsing Untrusted Pointer Dereference 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 PRT files. This could lead to pointer dereferences of a value obtained from an untrusted source. 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 PRT files. The issue results from the lack of proper validation of a user-supplied value prior to dereferencing it as a pointer. 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-2021-27496?
CVE-2021-27496 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Siemens Solid Edge Viewer.
How can this vulnerability be exploited?
This vulnerability can be exploited by visiting a malicious page or opening a malicious file.
What is the severity of CVE-2021-27496?
The severity of CVE-2021-27496 is high with a CVSS score of 7.8.
Which software is affected by CVE-2021-27496?
Siemens Solid Edge Viewer versions up to and including 2021.1 are affected, as well as Luxion KeyShot version up to and including 10.1.
How can I mitigate CVE-2021-27496?
To mitigate CVE-2021-27496, users should update Siemens Solid Edge Viewer to a version beyond 2021.1 or Luxion KeyShot to a version beyond 10.1.