PT-2021-20798

CVE-2021-34985

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Published

2021-11-30

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Updated

2022-01-20

Description by

CVSS 3.1
5.5
Medium
MetricsAV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Name of the Vulnerable Software and Affected Versions: Bentley ContextCapture version 10.18.0.232
Description: This issue allows remote attackers to disclose sensitive information on affected installations. User interaction is required, where the target must visit a malicious page or open a malicious file. The flaw exists within the parsing of OBJ files due to the lack of proper validation of user-supplied data, resulting in a read past the end of an allocated buffer. An attacker can leverage this, in conjunction with other issues, to execute arbitrary code in the context of the current process.
Recommendations: For version 10.18.0.232, consider disabling the OBJ file parsing functionality until a patch is available to prevent exploitation. Restrict access to the OBJ file parser to minimize the risk of information disclosure. Avoid using user-supplied data in the OBJ file parsing process until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Impacts
Researchers
Vendors
Affected products
Weakness enumeration
Related identifiers
ZDI-21-1359
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