Heap-based buffer overflow 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 crafted .hlp file.
https://exchange.xforce.ibmcloud.com/vulnerabilities/18678
http://marc.info/?l=bugtraq&m=110383690219440&w=2
Source: Mitre, NVD
Published: 2004-12-31
Updated: 2026-06-16
Base Score: 5.1
Vector: CVSS2#AV:N/AC:H/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 7.8
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.34537