Vulnerability · Published Sep 15, 2022 · Assigned by zdi

CVE-2022-40638

High 7.8

In plain English

A high-severity use-after-free in SpaceClaim from Ansys. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 50% of all known vulnerabilities).

Severity (CVSS 3.0)7.8High

Exploit odds (30 days)0.6%top 50.3% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ansys SpaceClaim 2022 R1. 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 validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-17102.

Affected products (as reported)

Vendor	Product	Versions
Ansys	SpaceClaim	2022 R1

Weakness: CWE-416 · Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

https://www.zerodayinitiative.com/advisories/ZDI-22-1194/ x_refsource_MISC