SB2022021725 - Multiple vulnerabilities in Siemens Simcenter Femap

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Out-of-bounds write (CVE-ID: CVE-2021-46162)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error while parsing specially crafted NEU files. A remote attacker can create a specially crafted NEU file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.

2) Stack-based buffer overflow (CVE-ID: CVE-2021-46699)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error while parsing specially crafted BDF files. A remote unauthenticated attacker can trick a victim to open a specially crafted BDF file, trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Remediation

Install update from vendor's website.

References

• https://cert-portal.siemens.com/productcert/txt/ssa-949188.txt
• https://www.zerodayinitiative.com/advisories/ZDI-22-511/
• https://www.zerodayinitiative.com/advisories/ZDI-22-509/