CVE-2012-1891
9.8 · CRITICALOverview
CVE-2012-1891 is a critical-severity vulnerability affecting microsoft data_access_components. It was published on July 10, 2012 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical 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."
Remediation
Check the references section for vendor advisories and patches from microsoft. Update data_access_components to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
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References
Frequently Asked Questions
What is CVE-2012-1891?
CVE-2012-1891 is a critical-severity vulnerability affecting microsoft data_access_components. It was published on July 10, 2012 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2012-1891?
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2012-1891?
Check the references section for vendor advisories and patches from microsoft. Update data_access_components to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2012-1891?
CyberStrike's AI-powered security agents can automatically detect CVE-2012-1891 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
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