Advisory Details

September 14th, 2022

(0Day) Ansys SpaceClaim X_B File Parsing Uninitialized Pointer Remote Code Execution Vulnerability

ZDI-22-1205
ZDI-CAN-17565

CVE ID CVE-2022-40649
CVSS SCORE 7.8, AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AFFECTED VENDORS Ansys
AFFECTED PRODUCTS SpaceClaim
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ansys SpaceClaim. 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 X_B 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

Fixed in Ansys SpaceClaim 2023 R2.


DISCLOSURE TIMELINE
  • 2022-07-19 - Vulnerability reported to vendor
  • 2022-09-14 - Coordinated public release of advisory
  • 2023-09-07 - Advisory Updated
CREDIT Anonymous
BACK TO ADVISORIES