CVE-2021-34903: Bentley View BMP File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
First published: Thu Jan 13 2022(Updated: )
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Bentley View 10.15.0.75. 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 BMP files. Crafted data in a BMP file can trigger a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14876.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Bentley View | <10.16.02 | |
| Bentley MicroStation | <10.16.02 | |
| Bentley Systems |
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-2021-34903?
The severity of CVE-2021-34903 is high.
How can remote attackers exploit CVE-2021-34903?
Remote attackers can exploit CVE-2021-34903 by visiting a malicious page or opening a malicious file.
Which versions of Bentley View are affected by CVE-2021-34903?
Versions up to and excluding 10.16.02 of Bentley View are affected by CVE-2021-34903.
Which versions of Bentley MicroStation are affected by CVE-2021-34903?
Versions up to and excluding 10.16.02 of Bentley MicroStation are affected by CVE-2021-34903.
What is the Common Weakness Enumeration (CWE) category of CVE-2021-34903?
The CWE category of CVE-2021-34903 is 787.
- agent/references
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/weakness
- agent/author
- agent/title
- agent/severity
- agent/type
- agent/description
- agent/first-publish-date
- agent/softwarecombine
- agent/event
- agent/trending
- agent/source
- collector/nvd-index
- agent/software-canonical-lookup-request
- agent/tags
- collector/zdi-advisory
- source/ZDI
- alias/ZDI-21-1492
- alias/ZDI-CAN-14876
- alias/CVE-2021-34903
- agent/software-canonical-lookup
- vendor/bentley
- canonical/bentley view
- canonical/bentley microstation
- canonical/bentley systems