What is the CVSS score of CVE-2024-42513?

CVE-2024-42513 has a CVSS 3.1 base score of 5.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N. EPSS exploitation probability: 0.1%.

Which versions of Ua Net Standard Stack are affected by CVE-2024-42513?

Organizations using the OPC UA .NET Standard Stack should be aware of moderate risk from CVE-2024-42513 rated CVSS 5.3. Exploitation could compromise the security of affected deployments.. A patch is available.

How to fix or mitigate CVE-2024-42513?

Within 30 days: Identify affected systems running the OPC UA .NET Standard Stack and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Ua Net Standard Stack CVE-2024-42513

MEDIUM

Authentication Bypass by Primary Weakness (CWE-305)

2025-02-10 cve@mitre.org

Authentication Bypass Ua Net Standard Stack

5.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.3 MEDIUM

AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Lifecycle Timeline

Patch released

Mar 31, 2026 - 21:13 nvd

Patch available

Analysis Generated

Mar 28, 2026 - 18:25 vuln.today

CVE Published

Feb 10, 2025 - 19:15 nvd

MEDIUM 5.3

DescriptionCVE.org

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.

AnalysisAI

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. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-305. 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. Affected products include: Opcfoundation Ua .Net Standard Stack. Version information: before 1.5.374.158.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.