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Vulnerability record · CVE-2002-1031 · published 4 October 2002

CVE-2002-1031: Key focus kf web server vulnerability

Key Focus · Kf Web Server

KeyFocus (KF) web server 1.0.2 allows remote attackers to list directories and read restricted files via an HTTP request containing a %00 (null) character.

5.0 CVSS 2.0 Medium EPSS 8.0% · top 5.4%
5.0CVSS 2.0 base score
8.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

KeyFocus (KF) web server 1.0.2 allows remote attackers to list directories and read restricted files via an HTTP request containing a %00 (null) character.

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.

References

LinkTags
http://archives.neohapsis.com/archives/vulnwatch/2002-q3/0007.html
http://online.securityfocus.com/archive/1/281102
http://www.iss.net/security_center/static/9500.php PatchVendor Advisory
http://www.keyfocus.net/kfws/support/
http://www.securityfocus.com/bid/5177 ExploitPatchVendor Advisory
http://archives.neohapsis.com/archives/vulnwatch/2002-q3/0007.html
http://online.securityfocus.com/archive/1/281102
http://www.iss.net/security_center/static/9500.php PatchVendor Advisory
http://www.keyfocus.net/kfws/support/
http://www.securityfocus.com/bid/5177 ExploitPatchVendor Advisory

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Related vulnerabilities

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

7.5CVE-2002-1032Key focus kf web server vulnerabilityBuffer overflow in KeyFocus (KF) web server 1.0.5 and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary cod…EPSS 2.3%5.0CVE-2002-2403Key focus kf web server path traversal vulnerabilityDirectory traversal vulnerability in KeyFocus web server 1.0.8 allows remote attackers to read arbitrary files for recognized MIME type files via "..…EPSS 2.7%4.3CVE-2007-3396Key focus kf web server vulnerabilityCross-site scripting (XSS) vulnerability in index.wkf in KeyFocus (KF) web server 3.1.0 allows remote attackers to inject arbitrary web script or HTM…EPSS 2.4%

Source: NIST National Vulnerability Database (record CVE-2002-1031), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.