OPC UA .NET Standard Stack security bypass | CVE-2022-29865
NAME
OPC UA .NET Standard Stack security bypass
- Platforms Affected:
OPC UA .NET Standard Stack 1.04.368 - Risk Level:
9.1 - Exploitability:
Unproven - Consequences:
Bypass Security
DESCRIPTION
OPC UA .NET Standard Stack could allow a remote attacker to bypass security restrictions, caused by a flaw that exists within the handling of certificates. By using a specially crafted request, an attacker could exploit this vulnerability to bypass authentication on the system.
CVSS 3.0 Information
- Privileges Required: None
- User Interaction: None
- Scope: Unchanged
- Access Vector: Network
- Access Complexity: Low
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: None
- Remediation Level: Official Fix
MITIGATION
Refer to the OPC Foundation Web site for patch, upgrade or suggested workaround information. See References.
- Reference Link:
https://www.zerodayinitiative.com/advisories/ZDI-22-856/ - Reference Link:
https://github.com/OPCFoundation/UA-.NETStandard/tree/1.4.368.58
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