CVE-2012-1891
Summary
| CVE | CVE-2012-1891 |
|---|---|
| State | PUBLISHED |
| Assigner | microsoft |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2012-07-10 21:55:06 UTC |
| Updated | 2026-04-29 01:13:23 UTC |
| Description | 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." |
Risk And Classification
Primary CVSS: v3.1 9.8 CRITICAL from ADP
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Problem Types: CWE-119 | CWE-908 | n/a | CWE-908 CWE-908 Use of Uninitialized Resource
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | ADP | DECLARED | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | Secondary | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 2.0 | [email protected] | Primary | 9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
MediumAuthentication
NoneConfidentiality
CompleteIntegrity
CompleteAvailability
CompleteAV:N/AC:M/Au:N/C:C/I:C/A:C
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Microsoft | Data Access Components | 2.8 | sp1 | All | All |
| Application | Microsoft | Data Access Components | 2.8 | sp2 | All | All |
| Operating System | Microsoft | Windows 7 | All | All | x64 | All |
| Operating System | Microsoft | Windows 7 | All | All | x86 | All |
| Operating System | Microsoft | Windows 7 | All | sp1 | x64 | All |
| Operating System | Microsoft | Windows 7 | All | sp1 | x86 | All |
| Operating System | Microsoft | Windows 7 | - | All | All | All |
| Operating System | Microsoft | Windows 7 | - | sp1 | x64 | All |
| Operating System | Microsoft | Windows 7 | - | sp1 | x86 | All |
| Application | Microsoft | Windows Data Access Components | 6.0 | All | All | All |
| Operating System | Microsoft | Windows Server 2003 | All | sp2 | All | All |
| Operating System | Microsoft | Windows Server 2008 | All | sp2 | itanium | All |
| Operating System | Microsoft | Windows Server 2008 | All | sp2 | x64 | All |
| Operating System | Microsoft | Windows Server 2008 | All | sp2 | x86 | All |
| Operating System | Microsoft | Windows Server 2008 | r2 | All | itanium | All |
| Operating System | Microsoft | Windows Server 2008 | r2 | All | x64 | All |
| Operating System | Microsoft | Windows Vista | All | sp2 | All | All |
| Operating System | Microsoft | Windows Vista | All | sp2 | x86 | All |
| Operating System | Microsoft | Windows Vista | - | sp2 | All | All |
| Operating System | Microsoft | Windows Xp | All | sp3 | All | All |
| Operating System | Microsoft | Windows Xp | - | sp2 | x64 | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Na | N/a | affected n/a | Not specified |
| ADP | Microsoft | Data Access Components | affected 2.8 | Not specified |
| ADP | Microsoft | Data Access Components | affected 2.8 | Not specified |
| ADP | Microsoft | Windows Data Access Components | affected 6.0 | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Repository / Oval Repository | af854a3a-2127-422b-91ae-364da2661108 | oval.cisecurity.org | |
| Microsoft Security Bulletin MS12-045 - Critical | Microsoft Docs | af854a3a-2127-422b-91ae-364da2661108 | docs.microsoft.com | |
| US-CERT Alert TA12-192A - Microsoft Updates for Multiple Vulnerabilities | af854a3a-2127-422b-91ae-364da2661108 | www.us-cert.gov | US Government Resource |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.