Buffer overflow in Ansys Spaceclaim
CVE-2023-42131
Ansys SpaceClaim X_B File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability. 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 past the end of an allocated data structure. An attacker can leverage this vulnerability to execute code in the context of the current process. . Was ZDI-CAN-17827.
Vulnerability class: Buffer Overflow
EPSS: 0.003 (27.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Ansys Spaceclaim — versions 2022 R1, 2022
Weakness classification (CWE)
References
- zdi-disclosures@trendmicro.com (x_research-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-42131?
- CVE-2023-42131 is a high-severity vulnerability in Ansys Spaceclaim, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2024-05-03.
- How severe is CVE-2023-42131?
- High severity. CVSS v3 base score is 7.8 out of 10.