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5.0
CVE-2002-0421: Windows NT users can change passwords despite restriction
CVE-2002-0421 · published 24 years ago
Summary
On systems running Windows NT with IIS 4.0, local users can bypass the setting that prevents them from changing their passwords. This is done by directly accessing password‑change scripts in the /iisadmpwd folder. Apply the recommended updates or remove the vulnerable scripts to stop the bypass.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| microsoft | windows_nt |
4.0 cpe:2.3:o:microsoft:windows_nt:4.0:*:server:*:*:*:*:* |
Original advisory text
IIS 4.0 allows local users to bypass the "User cannot change password" policy for Windows NT by directly calling .htr password changing programs in the /iisadmpwd directory, including (1) aexp2.htr...
IIS 4.0 allows local users to bypass the "User cannot change password" policy for Windows NT by directly calling .htr password changing programs in the /iisadmpwd directory, including (1) aexp2.htr, (2) aexp2b.htr, (3) aexp3.htr , or (4) aexp4.htr.
References
- http://online.securityfocus.com/archive/1/259963 Vendor Advisory
- http://www.iss.net/security_center/static/8388.php Patch Vendor Advisory
- http://www.securityfocus.com/bid/4236 Patch Vendor Advisory
Internet-facing
14 days
Internal
60 days
- Not known to be exploited
- Can be exploited automatically (estimated)
- Gives an attacker partial control (estimated)
Severity
5.0
Medium
Timeline
Published12 Aug 2002
Updated29 Sep 2026
First seen29 Sep 2026
Sources
CVE-2002-0421 · NVD
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