Use-after-free in Drawings SDK - CVE-2021-32944

Vulnerability details

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in the DGN file-reading procedure. A remote attacker can trick a victim to open a specially crafted file and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Affected software

How to mitigate CVE-2021-32944

External References

• https://ics-cert.us-cert.gov/advisories/icsa-21-159-02
• https://www.opendesign.com/security-advisories
• https://www.zerodayinitiative.com/advisories/ZDI-23-132/
• https://www.zerodayinitiative.com/advisories/ZDI-23-131/

Related Security Bulletins

• Multiple vulnerabilities in Open Design Alliance Drawings SDK
• Multiple vulnerabilities in Siemens JT2Go and Teamcenter Visualization
• Multiple vulnerabilities in Siemens COMOS