CVE-2004-0911

telnetd for netkit 0.17 and earlier, and possibly other versions, on Debian GNU/Linux allows remote attackers to cause a denial of service (free of an invalid pointer), a different vulnerability than CVE-2001-0554.

Published: 2004-11-03 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2004-0911 is rated Moderate Risk (45.6/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.93%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2004-0911

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-03-30 1.26% 0.93% -0.33%
2 2025-03-29 0.93% 1.26% +0.33%
3 2025-03-17 — 0.93% —

Full EPSS history (7 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2004-0911

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2004-0911

OS Trackers for CVE-2004-0911

vendor priority summary link
debian not yet assigned CVE-2004-0911 not yet assigned priority: Debian including 2 source packages (netkit-telnet, netkit-telnet-ssl), 6 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 6. https://security-tracker.debian.org/tracker/CVE-2004-0911
ubuntu medium CVE-2004-0911 medium priority: Ubuntu including 2 source packages (netkit-telnet, netkit-telnet-ssl), 8 status rows across 4 suites (dapper, edgy, feisty, upstream): released 6, needs-triage 2. https://ubuntu.com/security/CVE-2004-0911

Affected software / configurations for CVE-2004-0911

Vendor Product Version Raw CPE
debian netkit <= 0.17 cpe:2.3:a:debian:netkit:*:*:*:*:*:*:*:*

References for CVE-2004-0911

cvelogic Threat Intelligence