CVE-2002-0823 EXPLOIT
7.5
HIGH · CVSS 2.0 · EPSS 26.2% (pctl 98)
Patch early
A public exploit exists.
Description
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.
Scoring
| CVSS | 7.5 (HIGH, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:P/I:P/A:P |
| EPSS | 26.18% — more likely to be exploited than 98% of all CVEs |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2002-08-12 |
| Last modified | 2026-06-16 |
Affected (2)
| Vendor | Product |
|---|---|
| microsoft | windows 2000 |
| microsoft | windows help |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Microsoft Windows 95/98/2000/NT 4.0 - WinHlp Item Buffer Overflow | 2002-05-27 |
References
- http://marc.info/?l=bugtraq&m=102822806329440&w=2
- http://support.microsoft.com/default.aspx?scid=kb%3Ben-us%3Bq293338
- http://www.iss.net/security_center/static/9746.php
- http://www.osvdb.org/2991
- http://www.securityfocus.com/bid/4857
- http://marc.info/?l=bugtraq&m=102822806329440&w=2
- http://support.microsoft.com/default.aspx?scid=kb%3Ben-us%3Bq293338
- http://www.iss.net/security_center/static/9746.php
- http://www.osvdb.org/2991
- http://www.securityfocus.com/bid/4857
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