CVE-2009-0557
Microsoft Office Object Record Corruption Vulnerability
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 22 June 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
Excel in Microsoft Office 2000 SP3, Office XP SP3, Office 2003 SP3, and Office 2004 and 2008 for Mac; Excel in 2007 Microsoft Office System SP1 and SP2; Open XML File Format Converter for Mac; Microsoft Office Excel Viewer 2003 SP3; Microsoft Office Excel Viewer; and Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP1 and SP2 allow remote attackers to execute arbitrary code via a crafted Excel file with a malformed record object, aka "Object Record Corruption Vulnerability."
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 58.55% probability · 99th percentile
- CISA KEV
- Listed 8 June 2022 · due 22 June 2022
- Weakness
- CWE-94
- Affected
- microsoft/office · microsoft/office compatibility pack · microsoft/office excel viewer · microsoft/office sharepoint server · microsoft/open xml file format converter
- Source
- secure@microsoft.com
CISA notes
Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2009-0557
References
- http://osvdb.org/54953Broken Link
- http://www.securityfocus.com/bid/35241Broken Link, Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id?1022351Broken Link, Third Party Advisory, VDB Entry
- http://www.us-cert.gov/cas/techalerts/TA09-160A.htmlBroken Link, Third Party Advisory, US Government Resource
- http://www.vupen.com/english/advisories/2009/1540Broken Link
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-021Patch, Vendor Advisory
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5564Broken Link
- http://osvdb.org/54953Broken Link
- http://www.securityfocus.com/bid/35241Broken Link, Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id?1022351Broken Link, Third Party Advisory, VDB Entry
- http://www.us-cert.gov/cas/techalerts/TA09-160A.htmlBroken Link, Third Party Advisory, US Government Resource
- http://www.vupen.com/english/advisories/2009/1540Broken Link
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-021Patch, Vendor Advisory
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5564Broken Link
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2009-0557US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.