SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2009-0100

Microsoft Office Excel 2000 SP3, 2002 SP3, 2003 SP3, and 2007 SP1; Excel in Microsoft Office 2004 and 2008 for Mac; Microsoft Office Excel Viewer and Excel Viewer 2003 SP3; and Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007…

HIGH 9.3EPSS 28.8%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 28.8%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

Description

Microsoft Office Excel 2000 SP3, 2002 SP3, 2003 SP3, and 2007 SP1; Excel in Microsoft Office 2004 and 2008 for Mac; Microsoft Office Excel Viewer and Excel Viewer 2003 SP3; and Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP1 do not properly parse the Excel spreadsheet file format, which allows remote attackers to execute arbitrary code via a crafted spreadsheet that contains a malformed object with "an offset and a two-byte value" that trigger a memory calculation error, aka "Memory Corruption Vulnerability."

CVSS 2.0
9.3 HIGHAV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS
28.83% probability · 98th percentile
CISA KEV
Not listed
Weakness
CWE-399
Affected
microsoft/office · microsoft/office compatibility pack for word excel ppt 2007 · microsoft/office excel · microsoft/office excel viewer
Source
secure@microsoft.com

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