Headline
CVE-2022-40653: ZDI-22-1209
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 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-18349.
September 14th, 2022
(0Day) Ansys SpaceClaim X_B File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability****ZDI-22-1209
ZDI-CAN-18349
CVE ID
CVE-2022-40653
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 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.
ADDITIONAL DETAILS
09/06/22 – The ZDI is publishing these cases due to a lack of a formal response to numerous vulnerability reports submitted to the vendor.
– Mitigation: Given the nature of the vulnerability, the only salient mitigation strategy is to restrict interaction with the application.
DISCLOSURE TIMELINE
- 2022-08-25 - Vulnerability reported to vendor
- 2022-09-14 - Coordinated public release of advisory
CREDIT
Anonymous
BACK TO ADVISORIES
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