CVE-2023-26151 Information

Description

Versions of the package asyncua before 0.9.96 are vulnerable to Denial of Service (DoS) such that an attacker can send a malformed packet and as a result the server will enter into an infinite loop and consume excessive memory.

CVSS Vector

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

Reference

https://gist.github.com/artfire52/1540b234350795e0ecb4d672608dbec8 https://github.com/FreeOpcUa/opcua-asyncio/releases/tag/v0.9.96 https://security.snyk.io/vuln/SNYK-PYTHON-ASYNCUA-5673709 https://github.com/FreeOpcUa/opcua-asyncio/issues/1013 https://github.com/FreeOpcUa/opcua-asyncio/pull/1039 https://github.com/FreeOpcUa/opcua-asyncio/commit/f6603daa34a93a658f0e176cb0b9ee5a6643b262

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5