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K
zdiUri Katz of Claroty ResearchZDI-22-1064
HistoryAug 05, 2022 - 12:00 a.m.

OPC Foundation UA .NET Standard BrowseRequest Missing Authentication Information Disclosure Vulnerability

2022-08-0500:00:00
Uri Katz of Claroty Research
www.zerodayinitiative.com
21

0.005 Low

EPSS

Percentile

75.4%

This vulnerability allows remote attackers to disclose sensitive information on affected installations of OPC Foundation UA .NET Standard. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of OPC UA BrowseRequests. The issue results from the lack of authentication prior to allowing access to functionality. An attacker can leverage this vulnerability to disclose information in the context of the service.

0.005 Low

EPSS

Percentile

75.4%