CVE-2023-26151: Loop with Unreachable Exit Condition ('Infinite Loop')
(updated )
Versions of the package asyncua before 0.9.96 is 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.
References
- gist.github.com/artfire52/1540b234350795e0ecb4d672608dbec8
- github.com/FreeOpcUa/opcua-asyncio/commit/f6603daa34a93a658f0e176cb0b9ee5a6643b262
- github.com/FreeOpcUa/opcua-asyncio/issues/1013
- github.com/FreeOpcUa/opcua-asyncio/pull/1039
- github.com/FreeOpcUa/opcua-asyncio/releases/tag/v0.9.96
- github.com/advisories/GHSA-gfvq-mxw3-mfq3
- github.com/pypa/advisory-database/tree/main/vulns/asyncua/PYSEC-2023-190.yaml
- nvd.nist.gov/vuln/detail/CVE-2023-26151
- security.snyk.io/vuln/SNYK-PYTHON-ASYNCUA-5673709
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