FKIE_CVE-2012-1891
Vulnerability from fkie_nvd - Published: 2012-07-10 21:55 - Updated: 2026-06-16 23:40
Severity
Summary
Heap-based buffer overflow in Microsoft Data Access Components (MDAC) 2.8 SP1 and SP2 and Windows Data Access Components (WDAC) 6.0 allows remote attackers to execute arbitrary code via crafted XML data that triggers access to an uninitialized object in memory, aka "ADO Cachesize Heap Overflow RCE Vulnerability."
References
Impacted products
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"cveTags": [],
"descriptions": [
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"lang": "en",
"value": "Heap-based buffer overflow in Microsoft Data Access Components (MDAC) 2.8 SP1 and SP2 and Windows Data Access Components (WDAC) 6.0 allows remote attackers to execute arbitrary code via crafted XML data that triggers access to an uninitialized object in memory, aka \"ADO Cachesize Heap Overflow RCE Vulnerability.\""
},
{
"lang": "es",
"value": "Desbordamiento de b\u00fafer basado en memoria din\u00e1mica en Microsoft Data Access Components (MDAC) v2.8 SP1 y SP2 y Windows Data Access Components (WDAC) v6.0, permite a atacantes remotos ejecutar c\u00f3digo arbitrario a trav\u00e9s de datos XML manipulados que desencadenan el acceso a un objeto no inicializado en la memoria, tambi\u00e9n conocido como \"ADO Cachesize Heap Overflow RCE Vulnerability.\""
}
],
"id": "CVE-2012-1891",
"lastModified": "2026-06-16T23:40:30.237",
"metrics": {
"cvssMetricV2": [
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"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 9.3,
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
"version": "2.0"
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"exploitabilityScore": 8.6,
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"obtainAllPrivilege": false,
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"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
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"options": [
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{
"automatable": "yes"
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],
"role": "CISA Coordinator",
"timestamp": "2024-10-17T18:26:20.341142Z",
"version": "2.0.3"
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},
"published": "2012-07-10T21:55:06.150",
"references": [
{
"source": "secure@microsoft.com",
"tags": [
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"url": "http://www.us-cert.gov/cas/techalerts/TA12-192A.html"
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"url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-045"
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"vulnStatus": "Modified",
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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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