CVE-2023-26151
highpriority · track · 30EPSS 0.012 · 67 %ileEUUSEPSS · scored 2026-10-27
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
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.3–7.5
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (3)
Products and version ranges known to be affected.
advisories (2)
Vendor and ecosystem advisories describing this.
- GHSA-gfvq-mxw3-mfq3asyncua vulnerable to denial of service via infinite loop2023-10-03ghsa · osvUS
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.
- PYSEC-2023-1902023-10-03vendor · osvUS
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.
also known as (6)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (19)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2023-26151/cnnvd
- https://gist.github.com/artfire52/1540b234350795e0ecb4d672608dbec8cnnvd
- https://github.com/FreeOpcUa/opcua-asyncio/commit/f6603daa34a93a658f0e176cb0b9ee5a6643b262cnnvd
- https://github.com/FreeOpcUa/opcua-asyncio/issues/1013cnnvd
- https://github.com/FreeOpcUa/opcua-asyncio/pull/1039cnnvd
- https://github.com/FreeOpcUa/opcua-asyncio/releases/tag/v0.9.96cnnvd
- https://security.snyk.io/vuln/SNYK-PYTHON-ASYNCUA-5673709cnnvd
- https://gist.github.com/artfire52/1540b234350795e0ecb4d672608dbec8enisa_euvd
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