What is the CVSS score of CVE-2023-26150?

CVE-2023-26150 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.5%.

Is there a public PoC exploit available for CVE-2023-26150?

Yes, a public proof-of-concept exploit is available for CVE-2023-26150. Prioritise patching immediately. EPSS: 0.5%.

Is there a patch available for CVE-2023-26150?

Yes, a patch is available for CVE-2023-26150. Update the affected software to the latest version immediately.

Opcua Asyncio CVE-2023-26150

HIGH

Improper Authentication (CWE-287)

2023-10-03 report@snyk.io

Authentication Bypass Opcua Asyncio

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Oct 03, 2023 - 05:15 nvd

HIGH 7.5

DescriptionNVD

Versions of the package asyncua before 0.9.96 are vulnerable to Improper Authentication such that it is possible to access Address Space without encryption and authentication. Note: This issue is a result of missing checks for services that require an active session.

AnalysisAI

Versions of the package asyncua before 0.9.96 are vulnerable to Improper Authentication such that it is possible to access Address Space without encryption and authentication. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. Versions of the package asyncua before 0.9.96 are vulnerable to Improper Authentication such that it is possible to access Address Space without encryption and authentication. Note: This issue is a result of missing checks for services that require an active session. Affected products include: Freeopcua Opcua-Asyncio. Version information: before 0.9.96.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.