CVE-2009-2906 (GCVE-0-2009-2906)
Vulnerability from cvelistv5 – Published: 2009-10-07 18:00 – Updated: 2024-08-07 06:07
VLAI
EPSS
VEX
Summary
smbd in Samba 3.0 before 3.0.37, 3.2 before 3.2.15, 3.3 before 3.3.8, and 3.4 before 3.4.2 allows remote authenticated users to cause a denial of service (infinite loop) via an unanticipated oplock break notification reply packet.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
27 references
Date Public
2009-10-01 00:00
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"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Modified",
"weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-835\"}]}]"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2009-2906\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2009-10-07T18:30:00.860\",\"lastModified\":\"2026-04-23T00:35:47.467\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"smbd in Samba 3.0 before 3.0.37, 3.2 before 3.2.15, 3.3 before 3.3.8, and 3.4 before 3.4.2 allows remote authenticated users to cause a denial of service (infinite loop) via an unanticipated oplock break notification reply packet.\"},{\"lang\":\"es\",\"value\":\"smbd en Samba v3.0 anterior a v3.0.37, v3.2 anterior a v3.2.15, v3.3 anterior a v3.3.8 y v3.4 anterior a v3.4.2, permite a usuarios autenticados remotamente provocar una denegaci\u00f3n de servicio (bucle infinito) a trav\u00e9s de un paquete de notificaci\u00f3n de respuesta \\\"oplock break\\\" imprevisto.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:S/C:N/I:N/A:P\",\"baseScore\":4.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-835\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"3.0.37\",\"matchCriteriaId\":\"5BC40E8A-9CDA-4574-AAF2-792EB0B55B79\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"3.2.0\",\"versionEndExcluding\":\"3.2.15\",\"matchCriteriaId\":\"836C7AC0-CAE0-459A-A8A5-AA60DFD693CE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"3.3.0\",\"versionEndExcluding\":\"3.3.8\",\"matchCriteriaId\":\"D9C888EF-28BF-44BF-9E47-564B0C3222F4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:samba:samba:3.4.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C78E2B3A-10C4-4226-A224-8D4AC792B2F5\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:samba:samba:3.4.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"EFFCF854-E316-442F-A62F-ACC1CA4E9892\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"454A5D17-B171-4F1F-9E0B-F18D1E5CA9FD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:-:*:*:*\",\"matchCriteriaId\":\"7EBFE35C-E243-43D1-883D-4398D71763CC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:8.10:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4747CC68-FAF4-482F-929A-9DA6C24CB663\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:9.04:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A5D026D0-EF78-438D-BEDD-FC8571F3ACEB\"}]}]}],\"references\":[{\"url\":\"http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Mailing 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"redhat_vex": {
"aggregate_severity": "Moderate",
"current_release_date": "2026-06-28T06:39:55+00:00",
"cve": "CVE-2009-2906",
"id": "CVE-2009-2906",
"initial_release_date": "2009-10-01T00:00:00+00:00",
"product_status:fixed": "228",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "samba: infinite loop flaw in smbd on unexpected oplock break notification reply",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2009/cve-2009-2906.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "low",
"current_release_date": "2026-09-02T13:06:49Z",
"cve": "CVE-2009-2906",
"id": "CVE-2009-2906",
"initial_release_date": "2023-02-15T06:02:59Z",
"product_status:recommended": "1814",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2009-2906",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2009-2906.json",
"version": "18"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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