CVEvulnerability
CVE-2023-26151
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2023-10-03
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-400, CWE-835
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.
Affected configurations
• freeopcua opcua-asyncio (< 0.9.96)
Related
References
- https://gist.github.com/artfire52/1540b234350795e0ecb4d672608dbec8 Exploit, Third Party Advisory
- https://github.com/FreeOpcUa/opcua-asyncio/commit/f6603daa34a93a658f0e176cb0b9ee5a6643b262 Patch
- https://github.com/FreeOpcUa/opcua-asyncio/issues/1013 Exploit, Issue Tracking, Third Party Advisory
- https://github.com/FreeOpcUa/opcua-asyncio/pull/1039 Patch
- https://github.com/FreeOpcUa/opcua-asyncio/releases/tag/v0.9.96 Product, Release Notes
- https://security.snyk.io/vuln/SNYK-PYTHON-ASYNCUA-5673709 Exploit, Patch, Third Party Advisory
- https://gist.github.com/artfire52/1540b234350795e0ecb4d672608dbec8 Exploit, Third Party Advisory
- https://github.com/FreeOpcUa/opcua-asyncio/commit/f6603daa34a93a658f0e176cb0b9ee5a6643b262 Patch
- https://github.com/FreeOpcUa/opcua-asyncio/issues/1013 Exploit, Issue Tracking, Third Party Advisory
- https://github.com/FreeOpcUa/opcua-asyncio/pull/1039 Patch
- https://github.com/FreeOpcUa/opcua-asyncio/releases/tag/v0.9.96 Product, Release Notes
- https://security.snyk.io/vuln/SNYK-PYTHON-ASYNCUA-5673709 Exploit, Patch, Third Party Advisory