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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
snykCNA
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:P
CVEADP
---
---
CISA-ADPADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 38%
VendorProductVersion
freeopcuaopcua-asyncio
𝑥
< 0.9.96
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
python-opcua
oracular
dne
noble
dne
mantic
dne
lunar
dne
jammy
needs-triage
focal
needs-triage
bionic
needs-triage
xenial
ignored
trusty
ignored
Common Weakness Enumeration
References
https://gist.github.com/artfire52/84f7279a4119d6f90381ac49d7121121
https://github.com/FreeOpcUa/opcua-asyncio/commit/2be7ce80df05de8d6c6ae1ebce6fa2bb7147844a
https://github.com/FreeOpcUa/opcua-asyncio/commit/b4106dfd5037423c9d1810b48a97296b59cde513
https://github.com/FreeOpcUa/opcua-asyncio/issues/1014
https://github.com/FreeOpcUa/opcua-asyncio/pull/1015
https://github.com/FreeOpcUa/opcua-asyncio/releases/tag/v0.9.96
https://security.snyk.io/vuln/SNYK-PYTHON-ASYNCUA-5673435
https://gist.github.com/artfire52/84f7279a4119d6f90381ac49d7121121
https://github.com/FreeOpcUa/opcua-asyncio/commit/2be7ce80df05de8d6c6ae1ebce6fa2bb7147844a
https://github.com/FreeOpcUa/opcua-asyncio/commit/b4106dfd5037423c9d1810b48a97296b59cde513
https://github.com/FreeOpcUa/opcua-asyncio/issues/1014
https://github.com/FreeOpcUa/opcua-asyncio/pull/1015
https://github.com/FreeOpcUa/opcua-asyncio/releases/tag/v0.9.96
https://security.snyk.io/vuln/SNYK-PYTHON-ASYNCUA-5673435