CVE-2002-0423

Severity: critical (CVSS 10.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2002-08-12 · updated 2026-06-16

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.

Affected products

Efingerd: 1.3, 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.php
http://www.securityfocus.com/bid/4239
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.php
http://www.securityfocus.com/bid/4239

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