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Vulnerability Details :

CVE-2021-46636

Summary
Assigner-zdi
Assigner Org ID-99f1926a-a320-47d8-bbb5-42feb611262e
Published At-18 Feb, 2022 | 19:46
Updated At-04 Aug, 2024 | 05:10
Rejected At-
Credits

This vulnerability allows remote attackers to execute arbitrary code 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 DGN files. Crafted data in a DGN file can trigger a read 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-15508.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:zdi
Assigner Org ID:99f1926a-a320-47d8-bbb5-42feb611262e
Published At:18 Feb, 2022 | 19:46
Updated At:04 Aug, 2024 | 05:10
Rejected At:
▼CVE Numbering Authority (CNA)

This vulnerability allows remote attackers to execute arbitrary code 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 DGN files. Crafted data in a DGN file can trigger a read 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-15508.

Affected Products
Vendor
Bentley Systems, IncorporatedBentley
Product
MicroStation CONNECT
Versions
Affected
  • 10.16.0.80
Problem Types
TypeCWE IDDescription
CWECWE-125CWE-125: Out-of-bounds Read
Type: CWE
CWE ID: CWE-125
Description: CWE-125: Out-of-bounds Read
Metrics
VersionBase scoreBase severityVector
3.07.8HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Version: 3.0
Base score: 7.8
Base severity: HIGH
Vector:
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Mat Powell of Trend Micro Zero Day Initiative
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.bentley.com/en/common-vulnerability-exposure/BE-2021-0009
x_refsource_MISC
https://www.zerodayinitiative.com/advisories/ZDI-22-223/
x_refsource_MISC
Hyperlink: https://www.bentley.com/en/common-vulnerability-exposure/BE-2021-0009
Resource:
x_refsource_MISC
Hyperlink: https://www.zerodayinitiative.com/advisories/ZDI-22-223/
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.bentley.com/en/common-vulnerability-exposure/BE-2021-0009
x_refsource_MISC
x_transferred
https://www.zerodayinitiative.com/advisories/ZDI-22-223/
x_refsource_MISC
x_transferred
Hyperlink: https://www.bentley.com/en/common-vulnerability-exposure/BE-2021-0009
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://www.zerodayinitiative.com/advisories/ZDI-22-223/
Resource:
x_refsource_MISC
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:zdi-disclosures@trendmicro.com
Published At:18 Feb, 2022 | 20:15
Updated At:28 Feb, 2022 | 14:04

This vulnerability allows remote attackers to execute arbitrary code 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 DGN files. Crafted data in a DGN file can trigger a read 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-15508.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.17.8HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Secondary3.07.8HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary2.06.8MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:P
Type: Primary
Version: 3.1
Base score: 7.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Type: Secondary
Version: 3.0
Base score: 7.8
Base severity: HIGH
Vector:
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Type: Primary
Version: 2.0
Base score: 6.8
Base severity: MEDIUM
Vector:
AV:N/AC:M/Au:N/C:P/I:P/A:P
CPE Matches
Bentley Systems, Incorporated
bentley
>>microstation>>Versions before 10.16.02(exclusive)
cpe:2.3:a:bentley:microstation:*:*:*:*:*:*:*:*
Bentley Systems, Incorporated
bentley
>>microstation_connect>>Versions up to 10.16.0.80(inclusive)
cpe:2.3:a:bentley:microstation_connect:*:*:*:*:*:*:*:*
Bentley Systems, Incorporated
bentley
>>view>>Versions before 10.16.02(exclusive)
cpe:2.3:a:bentley:view:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-125Primaryzdi-disclosures@trendmicro.com
CWE ID: CWE-125
Type: Primary
Source: zdi-disclosures@trendmicro.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://www.bentley.com/en/common-vulnerability-exposure/BE-2021-0009zdi-disclosures@trendmicro.com
Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-223/zdi-disclosures@trendmicro.com
Third Party Advisory
VDB Entry
Hyperlink: https://www.bentley.com/en/common-vulnerability-exposure/BE-2021-0009
Source: zdi-disclosures@trendmicro.com
Resource:
Vendor Advisory
Hyperlink: https://www.zerodayinitiative.com/advisories/ZDI-22-223/
Source: zdi-disclosures@trendmicro.com
Resource:
Third Party Advisory
VDB Entry

Change History

0
Information is not available yet

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