CVE-2009-0901 (GCVE-0-2009-0901)
Vulnerability from cvelistv5 – Published: 2009-07-29 17:00 – Updated: 2026-05-27 15:34
VLAI
EPSS
VEX
Summary
The Active Template Library (ATL) in Microsoft Visual Studio .NET 2003 SP1, Visual Studio 2005 SP1 and 2008 Gold, and Visual C++ 2005 SP1 and 2008 Gold and SP1; and Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2; does not prevent VariantClear calls on an uninitialized VARIANT, which allows remote attackers to execute arbitrary code via a malformed stream to an ATL (1) component or (2) control, related to ATL headers and error handling, aka "ATL Uninitialized Object Vulnerability."
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-27 15:34 UTC
CWE
- n/a
- CWE-457 - Use of Uninitialized Variable
Assigner
References
25 references
Date Public
2009-07-28 00:00
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"name": "http://blogs.technet.com/srd/archive/2009/08/11/ms09-037-why-we-are-using-cve-s-already-used-in-ms09-035.aspx",
"refsource": "MISC",
"url": "http://blogs.technet.com/srd/archive/2009/08/11/ms09-037-why-we-are-using-cve-s-already-used-in-ms09-035.aspx"
},
{
"name": "oval:org.mitre.oval:def:7581",
"refsource": "OVAL",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7581"
},
{
"name": "oval:org.mitre.oval:def:6289",
"refsource": "OVAL",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6289"
},
{
"name": "SSRT100013",
"refsource": "HP",
"url": "http://marc.info/?l=bugtraq\u0026m=126592505426855\u0026w=2"
},
{
"name": "HPSBMA02488",
"refsource": "HP",
"url": "http://marc.info/?l=bugtraq\u0026m=126592505426855\u0026w=2"
},
{
"name": "36187",
"refsource": "SECUNIA",
"url": "http://secunia.com/advisories/36187"
},
{
"name": "oval:org.mitre.oval:def:6311",
"refsource": "OVAL",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6311"
},
{
"name": "ADV-2009-2232",
"refsource": "VUPEN",
"url": "http://www.vupen.com/english/advisories/2009/2232"
},
{
"name": "http://www.adobe.com/support/security/bulletins/apsb09-10.html",
"refsource": "CONFIRM",
"url": "http://www.adobe.com/support/security/bulletins/apsb09-10.html"
},
{
"name": "36374",
"refsource": "SECUNIA",
"url": "http://secunia.com/advisories/36374"
},
{
"name": "MS09-037",
"refsource": "MS",
"url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-037"
},
{
"name": "http://www.adobe.com/support/security/advisories/apsa09-04.html",
"refsource": "CONFIRM",
"url": "http://www.adobe.com/support/security/advisories/apsa09-04.html"
},
{
"name": "36746",
"refsource": "SECUNIA",
"url": "http://secunia.com/advisories/36746"
},
{
"name": "oval:org.mitre.oval:def:6373",
"refsource": "OVAL",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6373"
},
{
"name": "35967",
"refsource": "SECUNIA",
"url": "http://secunia.com/advisories/35967"
},
{
"name": "TA09-195A",
"refsource": "CERT",
"url": "http://www.us-cert.gov/cas/techalerts/TA09-195A.html"
},
{
"name": "MS09-060",
"refsource": "MS",
"url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-060"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
"assignerShortName": "mitre",
"cveId": "CVE-2009-0901",
"datePublished": "2009-07-29T17:00:00.000Z",
"dateReserved": "2009-03-14T00:00:00.000Z",
"dateUpdated": "2026-05-27T15:34:23.416Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
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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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