CVE-2002-0423

Name: CVE-2002-0423
Creator: NVD / NIST
Published: 2002-08-12T04:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 5.33%

Last modified Jun 16, 2026

CVE-2002-0423 is a vulnerability of currently unknown severity. Buffer overflow in efingerd 1.5 and earlier, and possibly up to 1.61, allows remote attackers to cause a denial of service and possibly execute arbitrary code via a finger request from an IP address with a long hostname that is obtained via a reverse DNS lookup.. EPSS estimates a 5.33% chance of exploitation in the next 30 days.

Description

Buffer overflow in efingerd 1.5 and earlier, and possibly up to 1.61, allows remote attackers to cause a denial of service and possibly execute arbitrary code via a finger request from an IP address with a long hostname that is obtained via a reverse DNS lookup.

Metrics

EPSS Probability

5.33%

91.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Efingerd	Efingerd	1.3
Efingerd	Efingerd	1.6.1

References

http://archives.neohapsis.com/archives/bugtraq/2002-03/0050.html
http://melkor.dnp.fmph.uniba.sk/~garabik/efingerd/efingerd_1.5.tar.gz
http://www.iss.net/security_center/static/8380.phpPatch, Vendor Advisory
http://www.securityfocus.com/bid/4239Vendor Advisory
http://archives.neohapsis.com/archives/bugtraq/2002-03/0050.html
http://melkor.dnp.fmph.uniba.sk/~garabik/efingerd/efingerd_1.5.tar.gz
http://www.iss.net/security_center/static/8380.phpPatch, Vendor Advisory
http://www.securityfocus.com/bid/4239Vendor Advisory

Timeline

Published: Aug 12, 2002
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2002-0423?

How severe is CVE-2002-0423?

Severity scoring for CVE-2002-0423 is pending analysis. The EPSS model estimates a 5.33% probability of exploitation in the next 30 days.

How do I fix CVE-2002-0423?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2002-0423?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST