What’s Vulnerable › Vulnerabilities

CVE-2021-46593

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-02-18 · updated 2026-06-17
• Weakness: CWE-125

Description

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Bentley MicroStation CONNECT 10.16.0.80. 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 DWG files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-15387.

Affected products

• Bentley MicroStation: before 10.16.02 — fixed in 10.16.02
• Bentley MicroStation CONNECT: 10.16.0.80
• Bentley View: before 10.16.02 — fixed in 10.16.02

How to fix

Upgrade to a fixed version: Bentley MicroStation 10.16.02; Bentley View 10.16.02. Check the vendor advisory for mitigations.

References

• https://www.bentley.com/en/common-vulnerability-exposure/BE-2021-0010
• https://www.zerodayinitiative.com/advisories/ZDI-22-180/
• https://www.bentley.com/en/common-vulnerability-exposure/BE-2021-0010
• https://www.zerodayinitiative.com/advisories/ZDI-22-180/

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