Labcenter Proteus 9

Key Points:

• Multiple vulnerabilities have been identified in Labcenter Proteus 9, including CVE-2026-42953 (out-of-bounds write), CVE-2026-49033 (stack-based buffer overflow), and CVE-2026-42958 (use-after-free).
• Successful exploitation could lead to arbitrary code execution, affecting critical infrastructure sectors such as communications, healthcare, and energy. The vulnerabilities impact Labcenter Proteus version 9.1_SP4_Build_42914.
• Users are advised to minimize network exposure for control systems, implement firewalls, and use secure remote access methods like VPNs. Regular updates and risk assessments are also recommended.

Technical Details: CVE-2026-42953 allows out-of-bounds writes, CVE-2026-49033 enables stack-based buffer overflow attacks, and CVE-2026-42958 involves use-after-free vulnerabilities that can lead to memory corruption.

MITRE ATT&CK Techniques: None mentioned

IOCs Mentioned: None mentioned