CVE-2022-28643

Bentley MicroStation CONNECT DGN File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Bentley MicroStation CONNECT 10.16.02.34. 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 DGN files. Crafted data in a DGN 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-16468.

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Bentley MicroStation CONNECT. 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 DGN files. Crafted data in a DGN 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.

*Credits: Mat Powell of Trend Micro Zero Day Initiative

CVSS Scores

NISTv3.1 7.8

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-04-04 CVE Reserved
2022-04-12 CVE Published
2024-08-03 CVE Updated
2024-11-03 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-787: Out-of-bounds Write

CAPEC

References (2)

URL	Tag	Source
https://www.zerodayinitiative.com/advisories/ZDI-22-609	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.bentley.com/en/common-vulnerability-exposure/be-2022-0004	2023-04-05

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Bentley Search vendor "Bentley"		Microstation Search vendor "Bentley" for product "Microstation"				< 10.16.03 Search vendor "Bentley" for product "Microstation" and version " < 10.16.03"		-		Affected
Bentley Search vendor "Bentley"		View Search vendor "Bentley" for product "View"				< 10.16.03 Search vendor "Bentley" for product "View" and version " < 10.16.03"		-		Affected