CVE-2007-0030

Excel vulnerability

CVSS

9.3

EPSS

32.1%

EPSS pct

98th

Exploited

No known

Microsoft Excel 2000 SP3, 2002 SP3, 2003 SP2, 2004 for Mac, and v.X for Mac allows user-assisted remote attackers to execute arbitrary code via an Excel file with an out-of-range Column field in certain BIFF8 record types, which references arbitrary memory.

Affected vendor

Microsoft

Affected product

Excel

CVSS vector

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

Published

2007-01-09

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 32.1% 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-2007-0030

Confirm whether Microsoft Excel is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2007-0030.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2007-0030

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2007-0030 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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