SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2009-0561

Integer overflow in 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;…

HIGH 9.3EPSS 36.9%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 36.9%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

Description

Integer overflow in 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; Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP1 and SP2; and Microsoft Office SharePoint Server 2007 SP1 and SP2 allows remote attackers to execute arbitrary code via an Excel file with a Shared String Table (SST) record with a numeric field that specifies an invalid number of unique strings, which triggers a heap-based buffer overflow, aka "Record Integer Overflow Vulnerability."

CVSS 2.0
9.3 HIGHAV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS
36.90% probability · 98th percentile
CISA KEV
Not listed
Weakness
CWE-189
Affected
microsoft/office · microsoft/office compatibility pack for word excel ppt 2007 · microsoft/office excel · microsoft/office excel viewer · microsoft/office sharepoint server · microsoft/open xml file format converter
Source
secure@microsoft.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.