Vulnerability record · CVE-2001-0303 · published 3 May 2001

CVE-2001-0303: Pi3web vulnerability

Pi3 · Pi3web

tstisapi.dll in Pi3Web 1.0.1 web server allows remote attackers to determine the physical path of the server via a URL that requests a non-existent file.

5.0 CVSS 2.0 Medium EPSS 1.5% · top 27.4%

5.0CVSS 2.0 base score

1.5%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

4References, 4 tagged exploit

16 Jun 2026Last modified by NVD

Description

tstisapi.dll in Pi3Web 1.0.1 web server allows remote attackers to determine the physical path of the server via a URL that requests a non-existent file.

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

Affected products

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

Pi3web Pi3

References

Link	Tags
http://archives.neohapsis.com/archives/bugtraq/2001-02/0316.html	ExploitVendor Advisory
http://www.securityfocus.com/bid/2381	ExploitPatchVendor Advisory
http://archives.neohapsis.com/archives/bugtraq/2001-02/0316.html	ExploitVendor Advisory
http://www.securityfocus.com/bid/2381	ExploitPatchVendor Advisory

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Related vulnerabilities

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

7.5CVE-2002-0142Pi3web vulnerabilityCGI handler in John Roy Pi3Web for Windows 2.0 beta 1 and 2 allows remote attackers to cause a denial of service (crash) via a series of requests who…EPSS 3.1%25 Mar 2002 5.0CVE-2003-1032Pi3web vulnerabilityPi3Web web server 2.0.2 Beta 1, when the Directory Index is configured to use the "Name" column and sort using the column title as a hyperlink, allow…EPSS 3.6%17 Feb 2004 5.0CVE-2003-0276Pi3web vulnerabilityBuffer overflow in Pi3Web 2.0.1 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a GET request wi…EPSS 11%16 Jun 2003 5.0CVE-2002-0433Pi3web vulnerabilityPi3Web 2.0.0 allows remote attackers to view restricted files via an HTTP request containing a "*" (wildcard or asterisk) character.EPSS 2.3%26 Jul 2002 5.0CVE-2001-0302Pi3web vulnerabilityBuffer overflow in tstisapi.dll in Pi3Web 1.0.1 web server allows remote attackers to cause a denial of service, and possibly execute arbitrary comma…EPSS 7.0%3 May 2001

Source: NIST National Vulnerability Database (record CVE-2001-0303), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.