Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2002-0511

19
FAUCET Score

CVE-2002-0511 describes a vulnerability in the default configuration of the Name Service Cache Daemon (nscd) in Caldera OpenLinux versions 3.1 and 3.1.1. This flaw allows nscd to use cached PTR records instead of querying the authoritative DNS server for A records, potentially enabling remote attackers to bypass hostname-based access restrictions. With a CVSS score of 7.5, this vulnerability is considered high severity, indicating a network-based attack with low complexity that could lead to partial compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
2.2.4CPE matchmatch criteria
cpe:2.3:a:nscd:nscd:2.2.4:*:*:*:*:*:*:*

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
1.58%
Probability of exploitation in next 30 days
EPSS Percentile
73.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0158 is in the 55th percentile among its peer group of 51,485 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

calderasystems.com / support/security/advisories/CSSA-2002-013.0.txt
iss.net / security_center/static/8745.php
Vendor Advisory
securityfocus.com / bid/4399
PatchVendor Advisory