CVE-2021-46621
Bentley MicroStation CONNECT JT File Parsing Double Free Remote Code Execution Vulnerability
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
0Exploited in Wild
-Decision
Descriptions
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 handling of JT files. The issue results from the lack of validating the existence of an object prior to performing further free operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-15415.
Esta vulnerabilidad permite a atacantes remotos ejecutar código arbitrario en las instalaciones afectadas de Bentley MicroStation CONNECT versión 10.16.0.80. Es requerida una interacción del usuario para explotar esta vulnerabilidad, ya que el objetivo debe visitar una página maliciosa o abrir un archivo malicioso. El fallo específico se presenta en el manejo de los archivos JT. El problema es debido a que no es comprobada la existencia de un objeto antes de llevar a cabo otras operaciones libres sobre el mismo. Un atacante puede aprovechar esta vulnerabilidad para ejecutar código en el contexto del proceso actual. Era ZDI-CAN-15415
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 handling of JT files. The issue results from the lack of validating the existence of an object prior to performing further free operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process.
CVSS Scores
SSVC
- Decision:-
Timeline
- 2022-01-26 CVE Reserved
- 2022-01-31 CVE Published
- 2024-08-04 CVE Updated
- 2024-11-03 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-415: Double Free
CAPEC
References (2)
URL | Tag | Source |
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https://www.zerodayinitiative.com/advisories/ZDI-22-208 | Third Party Advisory |
URL | Date | SRC |
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URL | Date | SRC |
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URL | Date | SRC |
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https://www.bentley.com/en/common-vulnerability-exposure/BE-2021-0005 | 2022-02-28 |
Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
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Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Bentley Search vendor "Bentley" | Microstation Search vendor "Bentley" for product "Microstation" | < 10.16.02 Search vendor "Bentley" for product "Microstation" and version " < 10.16.02" | - |
Affected
| ||||||
Bentley Search vendor "Bentley" | Microstation Connect Search vendor "Bentley" for product "Microstation Connect" | <= 10.16.0.80 Search vendor "Bentley" for product "Microstation Connect" and version " <= 10.16.0.80" | - |
Affected
| ||||||
Bentley Search vendor "Bentley" | View Search vendor "Bentley" for product "View" | < 10.16.02 Search vendor "Bentley" for product "View" and version " < 10.16.02" | - |
Affected
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