Vulnerability CVE-2021-46570


Published: 2022-02-18

Description:
This vulnerability allows remote attackers to disclose sensitive information on affected installations of Bentley View 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 JT files. The issue results from the lack of proper initialization of memory prior to accessing it. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-15364.

Type:

CWE-457

(Use of Uninitialized Variable)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Bentley -> Microstation 
Bentley -> Microstation connect 
Bentley -> VIEW 

 References:
https://www.bentley.com/en/common-vulnerability-exposure/BE-2021-0005
https://www.zerodayinitiative.com/advisories/ZDI-22-157/

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