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CVE-2012-1889

HIGH
8.8
CVSS Score
Published: June 13, 2012 at 01:00 AM UTC
Updated: June 16, 2026 at 11:40 PM UTC
15 products affected across 1 vendorXML Core ServicesWindows Server 2012Windows Server 2008

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Severity
HIGH8.8
Exploitation
CISA KEV
Exploit prediction
EPSS 84%
SSVC
Active

Actively Exploited

CISA Known Exploited Vulnerabilities (KEV) Catalog

EPSS Score83.5%

EPSS (Exploit Prediction Scoring System) estimates a 83.5% chance this CVE is exploited in the wild within the next 30 days — higher than 100% of all CVEs. It complements CVSS: a high EPSS on a mid-severity CVE can still be urgent.

Microsoft XML Core Services contains a memory corruption vulnerability which could allow for remote code execution.

Required Action
Apply updates per vendor instructions.
Ransomware Use
Unknown
Added to KEV
Jun 8, 2022
Remediation Due
Jun 22, 2022
1587 days overdue
Notes
https://nvd.nist.gov/vuln/detail/CVE-2012-1889

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

XML Core Services· Microsoft
95%
3.04.05.06.0
microsoft-expression-web (environment) · microsoft-groove (environment) · microsoft-groove-server (environment) · microsoft-office (environment) · microsoft-office-compatibility-pack (environment) · microsoft-office-word-viewer (environment) · microsoft-sharepoint-server (environment) · microsoft-windows-7 (environment) · microsoft-windows-8 (environment) · microsoft-windows-server-2003 (environment) · microsoft-windows-server-2008 (environment) · microsoft-windows-server-2012 (environment) · microsoft-windows-vista (environment) · microsoft-windows-xp (environment)
Expression Web· Microsoftdevice
80%
All versions
Groove· Microsoftdevice
80%
All versions
Groove Server· Microsoftdevice
80%
All versions
Office· Microsoftdevice
80%
All versions
Office Compatibility Pack· Microsoftdevice
80%
All versions
Office Word Viewer· Microsoftdevice
80%
All versions
SharePoint Server· Microsoftdevice
80%
All versions
Windows 7· Microsoftdevice
80%
All versions
Windows 8· Microsoftdevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (6)

x_refsource_CONFIRMVendor Advisory
Source: [email protected]
http://technet.microsoft.com/security/advisory/2719615
Third Party Advisoryx_refsource_CERTUS Government Resource
Source: [email protected]
http://www.us-cert.gov/cas/techalerts/TA12-174A.html
Third Party Advisoryx_refsource_CERTUS Government Resource
Source: [email protected]
http://www.us-cert.gov/cas/techalerts/TA12-192A.html
Vendor Advisoryx_refsource_MSPatch
Source: [email protected]
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-043
VDB EntrySignaturex_refsource_OVALBroken Link
Source: [email protected]
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15195
US Government Resource
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2012-1889

SSVC — Action Prioritization

SSVCActiveNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-787

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