CVE-2011-3400

NONECVSS 0.0Weaponized
0.0
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 72%
CISA-KEV: Not listedEPSS: 72%CVSS: Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 do not properly handle OLE objects in memory, which allows remote attackers to execute arbitrary code via a crafted object in a file, aka "OLE Property Vulnerability."

CVSS v3
EG Score
0.0(none)
EPSS
99.3%
KEV
Not listed

Published

December 14, 2011

Last Modified

April 29, 2026

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 2× in last 7d / 24× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-05 02:26 UTCEPSS rescore
  2. 2026-07-02 14:01 UTCEPSS rescore
  3. 2026-06-28 14:03 UTCEPSS rescore
  4. 2026-06-28 04:53 UTCEPSS rescore
  5. 2026-06-28 04:52 UTCEPSS rescore
  6. 2026-06-25 13:46 UTCEPSS rescore
  7. 2026-06-24 14:02 UTCEPSS rescore
  8. 2026-06-24 14:02 UTCEPSS rescore
  9. 2026-06-23 21:30 UTCEPSS rescore
  10. 2026-06-23 21:30 UTCEPSS rescore
  11. 2026-06-21 01:56 UTCEPSS rescore
  12. 2026-06-21 01:56 UTCEPSS rescore
  13. 2026-06-18 17:49 UTCEPSS rescore
  14. 2026-06-18 17:49 UTCEPSS rescore
  15. 2026-06-17 17:49 UTCEPSS rescore
  16. 2026-06-17 17:49 UTCEPSS rescore
  17. 2026-06-17 17:49 UTCEPSS rescore
  18. 2026-06-15 17:44 UTCEPSS rescore
  19. 2026-06-14 23:14 UTCEPSS rescore
  20. 2026-06-14 23:14 UTCEPSS rescore
  21. 2026-06-13 22:57 UTCEPSS rescore
  22. 2026-06-13 22:57 UTCEPSS rescore
  23. 2026-06-12 23:08 UTCEPSS rescore
  24. 2026-06-10 22:14 UTCEPSS rescore
  25. 2026-06-06 13:45 UTCEPSS rescore
Show 18 more
  1. 2026-06-06 13:44 UTCEPSS rescore
  2. 2026-06-05 22:44 UTCEPSS rescore
  3. 2026-06-04 13:09 UTCEPSS rescore
  4. 2026-06-04 13:09 UTCEPSS rescore
  5. 2026-06-01 13:49 UTCEPSS rescore
  6. 2026-06-01 13:49 UTCEPSS rescore
  7. 2026-05-31 22:28 UTCEPSS rescore
  8. 2026-05-31 22:28 UTCEPSS rescore
  9. 2026-05-29 06:03 UTCEG score recompute
  10. 2026-05-29 06:03 UTCGHSA enrichment
  11. 2026-05-28 13:42 UTCEPSS rescore
  12. 2026-05-28 13:42 UTCEPSS rescore
  13. 2026-05-28 13:42 UTCEPSS rescore
  14. 2026-05-20 22:37 UTCEPSS rescore
  15. 2026-05-20 22:37 UTCEPSS rescore
  16. 2026-05-20 22:37 UTCEPSS rescore
  17. 2026-05-18 21:29 UTCEPSS rescore
  18. 2026-05-18 21:29 UTCEPSS rescore

Publicly available exploits

(2 references)

Working exploit code is in the public domain (1 Metasploit module) (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Exploit-DBEDB-19002✓ verified
    First seen Jun 6, 2012

    Microsoft Windows - OLE Object File Handling Remote Code Execution (Metasploit)

    Open source ↗
  • Metasploitexploit/windows/browser/ms11_093_ole32✓ verified
    First seen Dec 13, 2011

    MS11-093 Microsoft Windows OLE Object File Handling Remote Code Execution

    Open source ↗

Frequently asked(4)

What is CVE-2011-3400?
CVE-2011-3400 is a none vulnerability published on December 14, 2011. Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 do not properly handle OLE objects in memory, which allows remote attackers to execute arbitrary code via a crafted object in a file, aka "OLE Property Vulnerability."
When was CVE-2011-3400 disclosed?
CVE-2011-3400 was first published in the National Vulnerability Database on December 14, 2011, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2011-3400 actively exploited?
CVE-2011-3400 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2011-3400?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2011-3400, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2011-3400

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