|CVSS SCORE||7.8, (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)|
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 validation of user-supplied data, which can result in a write before the start of an allocated data structure. An attacker can leverage this vulnerability to execute code in the context of the current process.
07/19/22 – ZDI reported the vulnerability to the vendor.
07/26/22 – ZDI reached out asking for an update.
07/26/22 – Ansys Support asked if the vulnerability report was support related.
07/26/22 – ZDI explained that the report is regarding vulnerabilities in SpaceClaim.
07/26/22 – Ansys Support asked what the reports were for and if we were reporting vulnerabilities in SpaceClaim.
07/26/22 – ZDI confirmed that the report is for SpaceClaim.
07/26/22 – Ansys Support forwarded the vulnerability report to sales, and they asked us if we had worked with an Ansys sales or channel partner representative.
07/26/22 – ZDI informed Ansys that we are a research organization reporting vulnerabilities in Ansys SpaceClaim.
07/26/22 – Ansys sales informed us that they do not have a need for our services.
07/27/22 – ZDI contacted the Ansys VP of Cybersecurity about the report.
07/27/22 – Ansys VP of Cybersecurity acknowledged the report and that they would get back to us.
08/03/22 – ZDI reached out asking for an update.
08/24/22 – ZDI notified the vendor of the intention to publish the case as a zero-day advisory on 09/13/22.
-- Mitigation: Given the nature of the vulnerability, the only salient mitigation strategy is to restrict interaction with the application.