Vulnerability Details : CVE-2012-1891
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."
Vulnerability category: OverflowExecute code
Products affected by CVE-2012-1891
- cpe:2.3:a:microsoft:data_access_components:2.8:sp1:*:*:*:*:*:*
- cpe:2.3:a:microsoft:data_access_components:2.8:sp2:*:*:*:*:*:*
- cpe:2.3:a:microsoft:windows_data_access_components:6.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2012-1891
96.09%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 100 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2012-1891
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
9.3
|
HIGH | AV:N/AC:M/Au:N/C:C/I:C/A:C |
8.6
|
10.0
|
NIST | |
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
134c704f-9b21-4f2e-91b3-4a467353bcc0 | 2024-10-17 |
CWE ids for CVE-2012-1891
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
-
The product uses or accesses a resource that has not been initialized.Assigned by: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
References for CVE-2012-1891
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https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-045
Microsoft Security Bulletin MS12-045 - Critical | Microsoft Docs
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https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14783
Repository / Oval Repository
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http://www.us-cert.gov/cas/techalerts/TA12-192A.html
Microsoft Updates for Multiple Vulnerabilities | CISAUS Government Resource
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