Auth bypass in Freeopcua Opcua-Asyncio
CVE-2023-26150
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.
Vulnerability class: Broken Authentication
EPSS: 0.005 (37.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.
Affected products
- Freeopcua Opcua-asyncio
- N/a Asyncua — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- report@snyk.io (Exploit, Patch, Third Party Advisory)
- report@snyk.io (Exploit, Third Party Advisory)
- report@snyk.io (Exploit, Third Party Advisory, Issue Tracking)
- report@snyk.io (Patch)
- report@snyk.io (Patch)
- report@snyk.io (Product, Release Notes)
- report@snyk.io (Patch)
Frequently asked questions
- What is CVE-2023-26150?
- CVE-2023-26150 is a medium-severity vulnerability in Freeopcua Opcua-Asyncio, classified under Improper Authentication. CVSS score: 6.5/10. Published 2023-10-03.
- How severe is CVE-2023-26150?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2023-26150 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.