CVE-2009-1136
The Microsoft Office Web Components Spreadsheet ActiveX control (aka OWC10 or OWC11), as distributed in Office XP SP3 and Office 2003 SP3,…
- 9.3HighCVSS base score
- 62.0%Exploitation in 30 daysEPSS · top 0.8% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 3Public exploitsMetasploit, Nuclei and Exploit-DB
Description
The Microsoft Office Web Components Spreadsheet ActiveX control (aka OWC10 or OWC11), as distributed in Office XP SP3 and Office 2003 SP3, Office XP Web Components SP3, Office 2003 Web Components SP3, Office 2003 Web Components SP1 for the 2007 Microsoft Office System, Internet Security and Acceleration (ISA) Server 2004 SP3 and 2006 Gold and SP1, and Office Small Business Accounting 2006, when used in Internet Explorer, allows remote attackers to execute arbitrary code via a crafted call to the msDataSourceObject method, as exploited in the wild in July and August 2009, aka "Office Web Components HTML Script Vulnerability."
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Metasploit module and 2 Exploit-DB entries for it.
Show the exploits3
Metasploit modules1 module
- Microsoft OWC Spreadsheet msDataSourceObject Memory Corruption (Metasploit module) (opens in a new tab)
exploit/windows/browser/ms09_043_owc_msdsoRank normaldisclosed 13 Jul 2009
Exploit-DB2 entries
- Microsoft Office Web Components (OWC) Spreadsheet - msDataSourceObject Memory Corruption (MS09-043) (Metasploit) (Exploit-DB entry) (opens in a new tab)
EDB-ID 16537remote, windowspublished 20 Jul 2010Verified
- Microsoft Office Web Components (OWC) Spreadsheet - ActiveX Buffer Overflow (PoC) (Exploit-DB entry) (opens in a new tab)
EDB-ID 9163dos, windowspublished 16 Jul 2009Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By microsoft
- 4 months later
· 4 months later
Published
- 15 years later
· 15 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 62.0% · top 0.8% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.
Affected products
n/a
- affected n/a
References
References9
- oval:org.mitre.oval:def:5809 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- http://isc.sans.org/diary.html?storyid=6778 (opens in a new tab)x_refsource_MISCx_transferred
- TA09-223A (opens in a new tab)third-party-advisoryx_refsource_CERTx_transferred
- http://www.microsoft.com/technet/security/advisory/973472.mspx (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://blogs.technet.com/srd/archive/2009/07/13/more-information-about-the-office-web-components-activex-vulnerability.aspx (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://blogs.technet.com/msrc/archive/2009/07/13/microsoft-security-advisory-973472-released.aspx (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://xeye.us/blog/2009/07/one-0day/ (opens in a new tab)x_refsource_MISCx_transferred
- http://trac.metasploit.com/browser/framework3/trunk/modules/exploits/windows/browser/owc_spreadsheet_msdso.rb (opens in a new tab)x_refsource_MISCx_transferred
- MS09-043 (opens in a new tab)vendor-advisoryx_refsource_MSx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2009-1137 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2009-1136)Record last updated .