CVE-2002-0823 in the critical feed json
Buffer overflow in Winhlp32.exe allows remote attackers to execute arbitrary code via an HTML document that calls the HTML Help ActiveX con…
published 2002-08-12 24 y ago modified 2026-06-16 4 mo ago also EUVD-2002-0815
- cvss
- 7.5
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 26.2%
- EPSS 26.2% chance of exploitation in 30 days, percentile 98%
- public exploits
- 1
- Exploit-DB
Summary
Buffer overflow in Winhlp32.exe allows remote attackers to execute arbitrary code via an HTML document that calls the HTML Help ActiveX control (HHCtrl.ocx) with a long pathname in the Item parameter.
Timeline
- First public exploit (EDB-21485)
- Published
Exploit prediction
26.17% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- EDB-21485 Microsoft Windows 95/98/2000/NT 4.0 - WinHlp Item Buffer Overflow remote, 2002-05-27
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
References
-
support.microsoft.com
/default.aspx?scid=kb%3Ben-us%3Bq293338
vendor-advisory
-
securityfocus.com
/bid/4857
vdb-entry
-
osvdb.org
/2991
vdb-entry
-
iss.net
/security_center/static/9746.php
vdb-entry
-
marc.info
/?l=bugtraq&m=102822806329440&w=2
mailing-list
Sources
- CVE List CVE-2002-0823
- NVD CVE-2002-0823
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