CVE-2026-42953

Labcenter · Proteus

Labcenter Proteus contains an out-of-bounds write vulnerability that allows an attacker to cause the application to write data past the end of an allocated memory buffer.

Executive summary

An out-of-bounds write vulnerability in Labcenter Proteus could allow an attacker to trigger memory corruption and compromise system integrity.

Vulnerability

This is an out-of-bounds write vulnerability (CWE-787). The flaw can be exploited when an attacker triggers the application to write data beyond the boundaries of an allocated buffer, potentially leading to arbitrary code execution or a crash.

Business impact

The exploitation of this memory corruption vulnerability carries significant risk, including potential system instability, loss of data integrity, and unauthorized code execution. Given the CVSS score of 8.4, this is classified as a high-severity issue that could disrupt operational workflows if the software is integrated into critical design or engineering environments.

Remediation

Immediate Action: Upgrade to version 9.2 SPO or later, as recommended by Labcenter. Users can verify their current version via the "About" menu or the home page and trigger the update through the software's built-in notification system.

Proactive Monitoring: Review system and application access logs for anomalous behavior or unexpected crashes that may indicate exploitation attempts.

Compensating Controls: Ensure the application is run with the least privilege necessary to limit the impact should an attacker successfully trigger the memory corruption.

Exploitation status

Public Exploit Available: false

Analyst recommendation

The severity of this memory corruption flaw necessitates prompt attention. Administrators should prioritize updating all instances of Labcenter Proteus to the latest version to mitigate the risk of exploitation and ensure stable, secure operations.