CVE-2005-4411

Exp

Buffer overflow in Mercury Mail Transport System 4.01b allows remote attackers to execute arbitrary code via a long request to TCP port 105.

Published: 2005-12-20 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2005-4411 is rated High Exploit Risk (80.5/100): CVSS High severity, with high exploitation likelihood (EPSS 81.55%, 99th percentile). 3 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

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

Public exploit references (Exploit-DB) for CVE-2005-4411

EDB-ID Source Kind Published Link
16419 exploit_db edb 2010-06-15 Exploit-DB ↗
1375 exploit_db edb 2005-12-16 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2005-4411

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 2025-03-23 80.70% 81.55% +0.84%
2 2025-03-19 79.86% 80.70% +0.84%
3 2025-03-17 — 79.86% —

Full EPSS history (9 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2005-4411

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/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:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 6.4 [email protected]

Weakness enumeration for CVE-2005-4411

Affected software / configurations for CVE-2005-4411

Vendor Product Version Raw CPE
david_harris mercury_mail_transport_system 4.01b cpe:2.3:a:david_harris:mercury_mail_transport_system:4.01b:*:*:*:*:*:*:*

References for CVE-2005-4411

cvelogic Threat Intelligence