CVE-2003-0211

MEDIUM ⚠ Exploit

Memory leak in xinetd 2.3.10 allows remote attackers to cause a denial of service (memory consumption) via a large number of rejected connections.

Affects 1 product across 1 vendor.

CVSS 2.05.0
EPSS8.9%
Percentile95th
PatchUnknown
CVSS Vector — Plain English Remotely exploitable over the network, low complexity, no confidentiality impact, no integrity impact.
◆ AI Analysis — automated analysis, not human-reviewed

This vulnerability was disclosed in 2003. A medium severity vulnerability affects Xinetd systems (CVE-2003-0211). Public exploit code is available. Isolate affected systems if patching is not feasible.

BSID: BS-2003-GLOBAL-300834-M • Model: rule-based-v1 • Confidence: MEDIUM

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Frequently Asked Questions
What is CVE-2003-0211?
This vulnerability was disclosed in 2003. A medium severity vulnerability affects Xinetd systems (CVE-2003-0211). Public exploit code is available. Isolate affected systems if patching is not feasible.
What is the CVSS score for CVE-2003-0211?
CVE-2003-0211 has CVSS 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P. EPSS: 8.9%.
Is CVE-2003-0211 actively exploited?
Public exploit available for CVE-2003-0211. Exploitation risk elevated.
How do I remediate CVE-2003-0211?
Priority: MONITOR.
What systems are affected by CVE-2003-0211?
CVE-2003-0211 affects Xinetd Xinetd.
Vulnerability Details
CVE IDCVE-2003-0211
BSIDBS-2003-GLOBAL-300834-M BreachSpider Global ID
CVSS VectorAV:N/AC:L/Au:N/C:N/I:N/A:P
Published2003-05-05
Last Modified2026-06-16
ICS Relevance0%
SourceNVD
Official Description

Memory leak in xinetd 2.3.10 allows remote attackers to cause a denial of service (memory consumption) via a large number of rejected connections.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

Vulnerability details: Memory leak in xinetd 2.3.10 allows remote attackers to cause a denial of service (memory consumption) via a large number of rejected connections. CVSS vector: AV:N/AC:L/Au:N/C:N/I:N/A:P.

Exploitation Likelihood: MEDIUM

Affected Products
VendorProductAffected Versions
Xinetd Xinetd 2.3.0 2.3.1 2.3.2 2.3.3 2.3.4 2.3.5
+5 more2.3.6 2.3.7 2.3.8 2.3.9 2.3.10
Remediation

No official vendor advisory link on record. See the CVE record →

Threat Intelligence
● Threat Intelligence Validated: October 2026 | Threat Age: 8565 Days
CISA known-exploitedNot in KEV catalog
Public Exploit⚠ Available — Reference
PoC CodeNot confirmed
AI Enrichment Record — provenance & audit hash
Modelrule-based-v1
ConfidenceMEDIUM
Enriched At2026-05-24
SHA-512 Audit Hash229c2e37603d8879ad3bdc6ce53dcccf8c11e0e5825aef9f0c25be26ec5d340898f1a46368e82aa3b84004f1009cdf64c7507987b8770b9b496a9c46f0a76b8e
Related CVEs affecting Xinetd
CVE-2001-0825 10.0 Buffer overflow in internal string handling routines of xinetd before 2.1.8.8... CVE-2013-4342 7.6 xinetd does not enforce the user and group configuration directives for TCPMU... CVE-2001-1389 7.5 Multiple vulnerabilities in xinetd 2.3.0 and earlier, and additional variants... CVE-2000-0536 7.5 xinetd 2.1.8.x does not properly restrict connections if hostnames are used f... CVE-2012-0862 4.3 builtins.c in Xinetd before 2.3.15 does not check the service type when the t...
View all Xinetd CVEs →

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