CVE-2021-46596: Bentley MicroStation CONNECT OBJ File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
First published: Fri Feb 18 2022(Updated: )
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 OBJ 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-15390.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Bentley Systems | ||
| Bentley MicroStation | <10.16.02 | |
| Bentley Systems | =10.16.0.80 | |
| Bentley Systems | <10.16.02 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-46596?
CVE-2021-46596 has been classified as a high severity vulnerability due to its potential to disclose sensitive information.
What products are affected by CVE-2021-46596?
CVE-2021-46596 affects Bentley MicroStation CONNECT version 10.16.0.80 and earlier versions up to 10.16.02.
How do I mitigate CVE-2021-46596?
To mitigate CVE-2021-46596, users should avoid visiting malicious web pages or opening suspicious files.
Is user interaction required to exploit CVE-2021-46596?
Yes, user interaction is required to exploit CVE-2021-46596, as the target must visit a malicious page or open a malicious file.
What should I do if I am using Bentley MicroStation?
If you are using Bentley MicroStation, consider updating to the latest version and be cautious of any files or links from untrusted sources.
- agent/references
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/author
- agent/last-modified-date
- agent/title
- agent/severity
- agent/weakness
- agent/description
- agent/first-publish-date
- agent/trending
- agent/source
- collector/zdi-advisory
- source/ZDI
- alias/ZDI-22-183
- alias/ZDI-CAN-15390
- alias/CVE-2021-46596
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- agent/softwarecombine
- agent/tags
- agent/event
- collector/nvd-index
- vendor/bentley
- canonical/bentley systems
- canonical/bentley microstation
- version/bentley systems/10.16.0.80