Siemens Simcenter Femap JT File Parsing Uninitialized Pointer Remote Code Execution Vulnerability

October 17th, 2022
ZDI-22-1440 ZDI-CAN-16973

CVE ID

CVE-2022-41851

CVSS Score

7.8 AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Vendors

Siemens

Affected Products

Simcenter Femap

Vulnerability Details

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 JT files. The issue results from the lack of proper initialization of a pointer prior to accessing it. An attacker can leverage this vulnerability to execute code in the context of the current process.

Additional Details

https://cert-portal.siemens.com/productcert/html/ssa-611756.html

https://www.cisa.gov/uscert/ics/advisories/icsa-22-286-10


Disclosure Timeline

  • 2022-04-27 - Vulnerability reported to vendor
  • 2022-10-17 - Coordinated public release of advisory

Credit

Anonymous

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