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GoogleOSV:GHSA-2894-QCQF-G23G

HistoryOct 03, 2023 - 6:30 a.m.

asyncua Improper Authentication vulnerability

2023-10-0306:30:26

Google

osv.dev

asyncua

improper authentication

vulnerability

encryption

authentication

missing checks

active session

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.001

Percentile

33.3%

JSON

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

gist.github.com/artfire52/84f7279a4119d6f90381ac49d7121121

github.com/FreeOpcUa/opcua-asyncio

github.com/FreeOpcUa/opcua-asyncio/commit/2be7ce80df05de8d6c6ae1ebce6fa2bb7147844a

github.com/FreeOpcUa/opcua-asyncio/commit/b4106dfd5037423c9d1810b48a97296b59cde513

github.com/FreeOpcUa/opcua-asyncio/issues/1014

github.com/FreeOpcUa/opcua-asyncio/pull/1015

github.com/FreeOpcUa/opcua-asyncio/releases/tag/v0.9.96

github.com/pypa/advisory-database/tree/main/vulns/asyncua/PYSEC-2023-189.yaml

nvd.nist.gov/vuln/detail/CVE-2023-26150

security.snyk.io/vuln/SNYK-PYTHON-ASYNCUA-5673435

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.001

Percentile

33.3%

JSON

Related for OSV:GHSA-2894-QCQF-G23G