Description
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.
References (7)
Core 7
Core References
Exploit, Third Party Advisory
https://gist.github.com/artfire52/84f7279a4119d6f90381ac49d7121121
Exploit, Issue Tracking, Third Party Advisory
https://github.com/FreeOpcUa/opcua-asyncio/issues/1014
Product, Release Notes
https://github.com/FreeOpcUa/opcua-asyncio/releases/tag/v0.9.96
Exploit, Patch, Third Party Advisory
https://security.snyk.io/vuln/SNYK-PYTHON-ASYNCUA-5673435
Scores
CVSS v3
6.5
EPSS
0.0016
EPSS Percentile
36.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-287
Status
published
Products (2)
freeopcua/opcua-asyncio
< 0.9.96
pypi/asyncua
0 - 0.9.96PyPI
Published
Oct 03, 2023
Tracked Since
Feb 18, 2026