Vulnerability Name: | CVE-2021-34923 (CCN-214909) | ||||||||||||
Assigned: | 2021-12-08 | ||||||||||||
Published: | 2021-12-08 | ||||||||||||
Updated: | 2022-01-14 | ||||||||||||
Summary: | 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 JT files. Crafted data in a JT 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-14901. | ||||||||||||
CVSS v3 Severity: | 7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H) 6.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
6.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
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CVSS v2 Severity: | 6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
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Vulnerability Type: | CWE-787 | ||||||||||||
Vulnerability Consequences: | Gain Access | ||||||||||||
References: | Source: MITRE Type: CNA CVE-2021-34923 Source: XF Type: UNKNOWN bentley-cve202134923-code-exec(214909) Source: CCN Type: Bentley BE-2021-0005 Out-of-bounds and use-after-free vulnerabilities in MicroStation and MicroStation-based applications Source: MISC Type: Vendor Advisory https://www.bentley.com/en/common-vulnerability-exposure/BE-2021-0005 Source: CCN Type: ZDI-21-1511 Bentley View JT File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability Source: MISC Type: Third Party Advisory, VDB Entry https://www.zerodayinitiative.com/advisories/ZDI-21-1511/ | ||||||||||||
Vulnerable Configuration: | Configuration 1: Denotes that component is vulnerable | ||||||||||||
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