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CVE-2002-2300

30
FAUCET Score

CVE-2002-2300 describes a buffer overflow vulnerability in the ftpd 5.4 and 5.4.2 services within 3Com NBX 4.0.17 and 4.1.4, respectively. This flaw allows unauthenticated remote attackers to trigger a denial of service by sending an excessively long CEL command, causing the service to crash. With a CVSS score of 7.5, this vulnerability is considered high severity due to its network-based attack vector and potential for complete service disruption. While not on the KEV catalog or Hot List, an ExploitDB entry (EDB-22060) exists, indicating public exploit code, though there is no evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
4.0.17CPE matchmatch criteria
cpe:2.3:h:3com:webbngss3nbxnts:4.0.17:*:*:*:*:*:*:*
4.1.4CPE matchmatch criteria
cpe:2.3:h:3com:webbngss3nbxnts:4.1.4:*:*:*:*:*:*:*
4.1.21CPE matchmatch criteria
cpe:2.3:h:3com:webbngss3nbxnts:4.1.21:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
5.03%
Probability of exploitation in next 30 days
EPSS Percentile
91.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-22060 · Dec 2, 2002
This CVE's current EPSS score of 0.0503 is in the 85th percentile among its peer group of 51,506 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, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

marc.info
seclists.org / lists/bugtraq/2003/Apr/0344.html
securitytracker.com / id
securitytracker.com / id
exchange.xforce.ibmcloud.com / vulnerabilities/10739
kb.cert.org / vuls/id/317417
US Government Resource
secnap.com / alerts.php
Exploit
securityfocus.com / bid/6297
Exploit