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Vulnerability Details : CVE-2012-1889

Microsoft XML Core Services 3.0, 4.0, 5.0, and 6.0 accesses uninitialized memory locations, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site.
Publish Date : 2012-06-13 Last Update Date : 2018-10-30
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- CVSS Scores & Vulnerability Types

CVSS Score
9.3
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of ServiceExecute CodeOverflowMemory corruption
CWE ID 119

- Related OVAL Definitions

Title Definition Id Class Family
MSXML Uninitialized Memory Corruption Vulnerability - MS12-043 oval:org.mitre.oval:def:15195 windows
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2012-1889

# Product Type Vendor Product Version Update Edition Language
1 Application Microsoft Xml Core Services 3.0 Version Details Vulnerabilities
2 Application Microsoft Xml Core Services 4.0 Version Details Vulnerabilities
3 Application Microsoft Xml Core Services 5.0 Version Details Vulnerabilities
4 Application Microsoft Xml Core Services 6.0 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Microsoft Xml Core Services 4

- References For CVE-2012-1889

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-043
MS MS12-043
http://www.us-cert.gov/cas/techalerts/TA12-174A.html
CERT TA12-174A
http://technet.microsoft.com/en-us/security/advisory/2719615
Microsoft Advisory http://technet.microsoft.com/security/advisory/2719615 Microsoft Security Advisory (2719615): Vulnerability in Microsoft XML Core Services Could Allow Remote Code Execution - Version: 2.0 Revision Note: V2.0 (July 10, 2012): Advisory updated to reflect publication of security bulletin. Summary: Microsoft has completed the investigation into a public report of this vulnerability. We have issued MS12-043 to address this issue. For more information about this issue, including download links for an available security update, please review MS12-043. The vulnerability addressed is the MSXML Uninitialized Memory Corruption Vulnerability - CVE-2012-1889.Release Date:2012-07-10
http://www.us-cert.gov/cas/techalerts/TA12-192A.html
CERT TA12-192A

- Vulnerability Conditions

Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)
Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)

- Metasploit Modules Related To CVE-2012-1889

MS12-043 Microsoft XML Core Services MSXML Uninitialized Memory Corruption
This module exploits a memory corruption flaw in Microsoft XML Core Services when trying to access an uninitialized Node with the getDefinition API, which may corrupt memory allowing remote code execution.
Module type : exploit Rank : good Platforms : Windows


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