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Vulnerability record · CVE-2004-1361 · published 23 December 2004

CVE-2004-1361: Microsoft windows 2000 vulnerability

Microsoft · Windows 2000

Integer underflow in winhlp32.exe in Windows NT, Windows 2000 through SP4, Windows XP through SP2, and Windows 2003 allows remote attackers to execute arbitrary code via a malformed .hlp file, which leads to a heap-based buffer overflow.

5.0 CVSS 2.0 Medium EPSS 20% · top 2.6%
5.0CVSS 2.0 base score
20%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
8References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

Integer underflow in winhlp32.exe in Windows NT, Windows 2000 through SP4, Windows XP through SP2, and Windows 2003 allows remote attackers to execute arbitrary code via a malformed .hlp file, which leads to a heap-based buffer overflow.

AV:N/AC:L/Au:N/C:N/I:P/A:N

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://marc.info/?l=bugtraq&m=110383690219440&w=2
http://www.securityfocus.com/bid/12091 Exploit
http://www.xfocus.net/flashsky/icoExp/
https://exchange.xforce.ibmcloud.com/vulnerabilities/18678
http://marc.info/?l=bugtraq&m=110383690219440&w=2
http://www.securityfocus.com/bid/12091 Exploit
http://www.xfocus.net/flashsky/icoExp/
https://exchange.xforce.ibmcloud.com/vulnerabilities/18678

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2004-1361), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.