Vulnerability in the OPC UA .NET Standard Stack before 1.5.374.158 allows an unauthorized attacker to bypass application authentication when the deprecated Basic128Rsa15 security policy is enabled.
CVSS 3.1HIGH 8.6·Network·No auth·No interaction·EPSS 0.00594·Published 2025-02-10·Fixed in 1.5.374.158CWE-208
OPC UA .NET Standard Stack 1.04.368 allows a remote attacker to cause a server to crash via a large number of messages that trigger Uncontrolled Resource Consumption.
CVSS 3.1HIGH 7.5·Network·No auth·No interaction·EPSS 0.02017·Published 2022-06-16·Fixed in 1.4.368.58CWE-400
OPC Foundation UA .NET Standard versions prior to 1.4.365.48 and OPC UA .NET Legacy are vulnerable to an uncontrolled recursion, which may allow an attacker to trigger a stack overflow.
OPC UA .NET Standard Stack 1.04.368 allows a remote attacker to exhaust the memory resources of a server via a crafted request that triggers Uncontrolled Resource Consumption.
CVSS 3.1HIGH 7.5·Network·No auth·No interaction·EPSS 0.01704·Published 2022-06-16·Fixed in 1.4.368.58CWE-400
Vulnerability in the OPC UA .NET Standard Stack before 1.5.374.158 allows an unauthorized attacker to bypass application authentication when using HTTPS endpoints.
CVSS 3.1MEDIUM 5.3·Network·No auth·No interaction·EPSS 0.00577·Published 2025-02-10·Fixed in 1.5.374.158CWE-305