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CVE-2007-2903

Buffer overflow in the HelpPopup method in the Microsoft Office 2000 Controllo UA di Microsoft Office ActiveX control (OUACTRL.OCX)…

Medium5.0EPSS 28.5%
Published
Updated
Reserved
Assigned by
mitre

Description

Buffer overflow in the HelpPopup method in the Microsoft Office 2000 Controllo UA di Microsoft Office ActiveX control (OUACTRL.OCX) 1.0.1.9 allows remote attackers to cause a denial of service (probably winhlp32.exe crash) via a long first argument. NOTE: it is not clear whether this issue crosses privilege boundaries.

Scores

CVSS scores of CVE-2007-2903, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified2.0Medium5.0AV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS (exploitation in 30 days)
28.5% · top 1.9% of all CVEs (5 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.

Weakness

  • n/a

Affected products

  • n/a

    • affected n/a

References (7)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .