SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2011-1990

Microsoft Excel 2007 SP2; Excel in Office 2007 SP2; Excel Viewer SP2; Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2; and Excel Services on Office SharePoint Server 2007 SP2 do not properly validate the sign of an…

HIGH 9.3EPSS 20.5%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 20.5%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.

Description

Microsoft Excel 2007 SP2; Excel in Office 2007 SP2; Excel Viewer SP2; Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2; and Excel Services on Office SharePoint Server 2007 SP2 do not properly validate the sign of an unspecified array index, which allows remote attackers to execute arbitrary code via a crafted spreadsheet, aka "Excel Out of Bounds Array Indexing Vulnerability."

CVSS 2.0
9.3 HIGHAV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS
20.49% probability · 97th percentile
CISA KEV
Not listed
Weakness
CWE-119
Affected
microsoft/excel · microsoft/excel viewer · microsoft/office · microsoft/office compatibility pack · microsoft/sharepoint server
Source
secure@microsoft.com

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