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Vulnerabilities

Vulnerability · CVE-2006-4534

Microsoft Word Malformed Stack Vulnerability

Published Oct 10, 2006 · catalog updated Oct 10, 2006 · Microsoft Office

Patch now

CVE-2006-4534 is in the CISA known-exploited catalog. Confirm Microsoft Office against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
34.49%
Remediation
Remediation guidance
Affected products
vendor Microsoft Office

Unspecified vulnerability in Microsoft Word 2000, 2002, and Office 2003 allows remote user-assisted attackers to execute arbitrary code via unspecified vectors involving a crafted file resulting in a malformed stack, as exploited by malware with names including Trojan.Mdropper.Q, Mofei, and Femo.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Microsoft Officeversion unspecified

How to fix CVE-2006-4534

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2006-4534 is in the CISA known-exploited catalog. Confirm Microsoft Office against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 34.49%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 10, 2006 · VulnCheck KEV

    Detected

    Unspecified vulnerability in Microsoft Word 2000, 2002, and Office 2003 allows remote user-assisted attackers to execute arbitrary code via unspecified vectors involving a crafted file resulting in a malformed stack, as exploited by malware with names including Trojan.Mdropper.Q, Mofei, and Femo.

  2. Oct 10, 2006 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2006-4534

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2006-4534

    30-day exploitation probability 34.5%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2006-4534

    Unspecified vulnerability in Microsoft Word 2000, 2002, and Office 2003 allows remote user-assisted attackers to execute arbitrary code via unspecified vectors involving a crafted file resulting in a malformed stack, as exploited by malware with names including Trojan.Mdropper.Q,

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.