CVE-2026-6899

CVE-2026-6899 affects the CycloneCrypto wrapper in the S2OPC library. The check for certificate revocation only reviews the first matching CRL and ignores other valid CRLs for the same CA, potentially allowing a revoked certificate to establish a connection between an OPC UA client and server. No...

S2OPC OPC UA Toolkit 安全漏洞

S2OPC OPC UA Toolkit is an open-source development toolkit for OPC UA communication, developed by Systerel. The S2OPC OPC UA Toolkit contains a security vulnerability. This vulnerability stems from the CycloneCrypto encryption wrapper, where certificate revocation checks only consider the first...

CVE-2025-11482

An Allocation of Resources Without Limits or Throttling vulnerability in the OPC-UA Server used in PPT30 Operating System versions before 1.8.0 may be used by an unauthenticated network-based attacker to permanently prevent legitimate users from interacting with the service...

CVE-2025-11482

An Allocation of Resources Without Limits or Throttling vulnerability in the OPC-UA Server used in PPT30 Operating System versions before 1.8.0 may be used by an unauthenticated network-based attacker to permanently prevent legitimate users from interacting with the service...

CVE-2025-11482 Allocation of Resources Without Limits or Throttling in the OPC-UA Server

An Allocation of Resources Without Limits or Throttling vulnerability in the OPC-UA Server used in PPT30 Operating System versions before 1.8.0 may be used by an unauthenticated network-based attacker to permanently prevent legitimate users from interacting with the service...

CVE-2025-11482 Allocation of Resources Without Limits or Throttling in the OPC-UA Server

An Allocation of Resources Without Limits or Throttling vulnerability in the OPC-UA Server used in PPT30 Operating System versions before 1.8.0 may be used by an unauthenticated network-based attacker to permanently prevent legitimate users from interacting with the service...

CVE-2025-11482

An Allocation of Resources Without Limits or Throttling vulnerability in the OPC-UA Server used in PPT30 Operating System versions before 1.8.0 may be used by an unauthenticated network-based attacker to permanently prevent legitimate users from interacting with the service...

EUVD-2025-209928

An Allocation of Resources Without Limits or Throttling vulnerability in the OPC-UA Server used in PPT30 Operating System versions before 1.8.0 may be used by an unauthenticated network-based attacker to permanently prevent legitimate users from interacting with the service...

B&R PPT30 Operating System

SUMMARY B&R is aware of a vulnerability in the product versions listed as affected in the advisory. An attacker who successfully exploits this vulnerability could make the OPC-UA server of the product inaccessible. 2. FREQUENTLY ASKED QUESTIONS What causes the vulnerability? - The vulnerability...

Wireshark 2.4.x < 2.4.10 Multiple Vulnerabilities (macOS)

The version of Wireshark installed on the remote macOS / Mac OS X host is prior to 2.4.10. It is, therefore, affected by multiple vulnerabilities as referenced in the wireshark-2.4.10 advisory. - In Wireshark 2.6.0 to 2.6.3 and 2.4.0 to 2.4.9, the MS-WSP protocol dissector could crash. This was...

CVE-2021-27434

Products with Unified Automation .NET based OPC UA Client/Server SDK Bundle: Versions V3.0.7 and prior .NET 4.5, 4.0, and 3.5 Framework versions only are vulnerable to an uncontrolled recursion, which may allow an attacker to trigger a stack overflow...

CVE-2025-11043

An Improper Certificate Validation vulnerability in the OPC-UA client and ANSL over TLS client used in Automation Studio versions before 6.5 could allow an unauthenticated attacker on the network to position themselves to intercept and interfere with data exchanges...

CVE-2025-11043 Improper Server Certificate Validation in Automation Studio

An Improper Certificate Validation vulnerability in the OPC-UA client and ANSL over TLS client used in Automation Studio versions before 6.5 could allow an unauthenticated attacker on the network to position themselves to intercept and interfere with data exchanges...

CVE-2025-1468

An unauthenticated remote attacker can gain access to sensitive information including authentication information when using CODESYS OPC UA Server with the non-default Basic128Rsa15 security policy...

EUVD-2021-19715

Malware in sbrugna...

EUVD-2020-0355

Malware in sbrugna...

EUVD-2019-4997

Malware in sbrugna...

EUVD-2021-21244

Malware in sbrugna...

EUVD-2020-4828

Malware in sbrugna...

EUVD-2019-16134

Malware in sbrugna...