CVE-2008-4019

Excel vulnerability

CVSS

9.3

EPSS

34.4%

EPSS pct

98th

Exploited

No known

Integer overflow in the REPT function in Microsoft Excel 2000 SP3, 2002 SP3, 2003 SP2 and SP3, and 2007 Gold and SP1; Office Excel Viewer 2003 SP3; Office Excel Viewer; Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats Gold and SP1; Office SharePoint Server 2007 Gold and SP1; Office 2004 and 2008 for Mac; and Open XML File Format Converter for Mac allows remote attackers to execute arbitrary code via an Excel file containing a formula within a cell, aka "Formula Parsing Vulnerability."

Affected vendor

Microsoft

Affected product

Excel

CVSS vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Weakness type (CWE)

CWE-190 — Integer Overflow or Wraparound

Published

2008-10-15

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, medium attack complexity, requiring no authentication. Successful exploitation leads to complete impact to confidentiality, complete impact to integrity, complete impact to availability.

Its EPSS score of 34.4% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 98% of all scored CVEs.

Check your external exposure to CVE-2008-4019

Confirm whether Microsoft Excel is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2008-4019.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2008-4019

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