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CVE-2002-1031

25
FAUCET Score

CVE-2002-1031 describes a directory traversal vulnerability in KeyFocus (KF) web server version 1.0.2. Remote attackers can exploit this flaw by including a null character (%00) in an HTTP request, enabling them to list directory contents and read restricted files. With a CVSS score of 5.0, this vulnerability is of medium severity, requiring no authentication and having low attack complexity, primarily impacting confidentiality. While not listed in CISA's KEV catalog, an exploit is publicly available on ExploitDB, though there is minimal community discussion or media coverage surrounding this older vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
1.0.2CPE matchmatch criteria
cpe:2.3:a:key_focus:kf_web_server:1.0.2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
8.04%
Probability of exploitation in next 30 days
EPSS Percentile
94.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
ExploitDB: EDB-21597 · Jul 8, 2002
This CVE's current EPSS score of 0.0804 is in the 92nd percentile among its peer group of 23,690 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

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