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Vulnerabilities

Vulnerability · CVE-2010-3336

Microsoft Office Improper Restriction of Operations within the Bounds of a Memory Buffer

Published Aug 17, 2021 · catalog updated Aug 17, 2021 · Microsoft Office

Patch now

CVE-2010-3336 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.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
23.91%
Remediation
Remediation guidance
Affected products
vendor Microsoft Office

Microsoft Office XP SP3, Office 2004 and 2008 for Mac, Office for Mac 2011, and Open XML File Format Converter for Mac allow remote attackers to execute arbitrary code via a crafted Office document that triggers memory corruption, aka "MSO Large SPID Read AV Vulnerability."

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-2010-3336

What to do

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

Should you patch?

CVE-2010-3336 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 23.91%. 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. Aug 17, 2021 · VulnCheck KEV

    Detected

    Microsoft Office XP SP3, Office 2004 and 2008 for Mac, Office for Mac 2011, and Open XML File Format Converter for Mac allow remote attackers to execute arbitrary code via a crafted Office document that triggers memory corruption, aka "MSO Large SPID Read AV Vulnerability."

  2. Aug 17, 2021 · 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-2010-3336

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2010-3336

    30-day exploitation probability 23.9%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2010-3336

    Microsoft Office XP SP3, Office 2004 and 2008 for Mac, Office for Mac 2011, and Open XML File Format Converter for Mac allow remote attackers to execute arbitrary code via a crafted Office document that triggers memory corruption, aka "MSO Large SPID Read AV Vulnerability."

    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.