CVE-2006-0447

Multiple buffer overflows in E-Post Mail Server 4.10 and SPA-PRO Mail @Solomon 4.00 allow remote attackers to execute arbitrary code via a long username to the (1) AUTH PLAIN or (2) AUTH LOGIN SMTP commands, which is not properly handled by (a) EPSTRS.EXE or (b) SPA-RS.EXE; (3) a long username in the APOP POP3 command, which is not properly handled by (c) EPSTPOP4S.EXE or (d) SPA-POP3S.EXE; (4) a long IMAP DELETE command, which is not properly handled by (e) EPSTIMAP4S.EXE or (f) SPA-IMAP4S.EXE.

Published: 2006-01-27 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2006-0447 is rated Moderate Risk (62.3/100): CVSS High severity, with medium exploitation likelihood (EPSS 4.87%). EPSS rose +1.27% over the last day, indicating growing attacker interest. 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-2006-0447

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 3.61% 4.87% +1.27%
2 2025-03-29 4.87% 3.61% -1.27%
3 2025-03-17 — 4.87% —

Full EPSS history (7 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2006-0447

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-2006-0447

Affected software / configurations for CVE-2006-0447

Vendor Product Version Raw CPE
e-post_corporation mail_server 4.10 cpe:2.3:a:e-post_corporation:mail_server:4.10:*:*:*:*:*:*:*
e-post_corporation mail_server enterprise_4.10 cpe:2.3:a:e-post_corporation:mail_server:enterprise_4.10:*:*:*:*:*:*:*
e-post_corporation smtp_server 4.10 cpe:2.3:a:e-post_corporation:smtp_server:4.10:*:*:*:*:*:*:*
e-post_corporation smtp_server enterprise_4.10 cpe:2.3:a:e-post_corporation:smtp_server:enterprise_4.10:*:*:*:*:*:*:*
e-post_corporation spa-pro_mail_atsolomon 4.00 cpe:2.3:a:e-post_corporation:spa-pro_mail_atsolomon:4.00:*:*:*:*:*:*:*
e-post_corporation spa-pro_mail_atsolomon enterprise_4.00 cpe:2.3:a:e-post_corporation:spa-pro_mail_atsolomon:enterprise_4.00:*:*:*:*:*:*:*

References for CVE-2006-0447

cvelogic Threat Intelligence