Security readout for executives and security teams
This is an old but proven-risk Microsoft XML Core Services flaw. A user who visits a crafted website could trigger memory corruption that lets an attacker run code or crash the application. CISA lists CVE-2012-1889 in KEV, so treat remaining unpatched legacy systems as urgent. Exposure is most likely on legacy Windows endpoints or applications that still include or depend on affected MSXML versions. The source bundle does not provide exact OS, Office, or application version boundaries, so asset validation is required. High priority for any organization with legacy Microsoft stacks. KEV status means this is not theoretical. Patch or isolate affected systems, then confirm with asset and vulnerability-management evidence. Mitigation focus: Apply the Microsoft MS12-043 security update where applicable.; Review Microsoft advisory 2719615 for any legacy-specific guidance.; Prioritize remediation on internet-browsing endpoints and high-value user systems..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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Open ATT&CK lookupExecution behavior lookup
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Open ATT&CK lookupCVE-2012-1889 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 8.8 (3.1)
- Known Exploited
- Yes
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CISA KEV status
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H2.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.8HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- oval:org.mitre.oval:def:15195CVE reference · vdb-entry, signature
- MS12-043CVE reference · vendor-advisory, x_refsource_MS
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2012-1889CVE reference · government-resource
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Out-of-bounds Write
Out-of-bounds Write represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.