What’s Vulnerable › Vulnerabilities

CVE-2002-0511

• Severity: high (CVSS 7.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2002-08-12 · updated 2026-06-16

Description

The default configuration of Name Service Cache Daemon (nscd) in Caldera OpenLinux 3.1 and 3.1.1 uses cached PTR records instead of consulting the authoritative DNS server for the A record, which could make it easier for remote attackers to bypass applications that restrict access based on host names.

Affected products

• Nscd: 2.2.4

References

• http://www.calderasystems.com/support/security/advisories/CSSA-2002-013.0.txt
• http://www.iss.net/security_center/static/8745.php
• http://www.securityfocus.com/bid/4399
• http://www.calderasystems.com/support/security/advisories/CSSA-2002-013.0.txt
• http://www.iss.net/security_center/static/8745.php
• http://www.securityfocus.com/bid/4399

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