THREATPORT/VULNERABILITY/CVE-2006-0447
HIGH SEVERITY

CVE-2006-0447

Mail Server vulnerability

CVSS
7.5
EPSS
4.6%
EPSS pct
91th
Exploited
No known
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.
Affected vendor
E Post Corporation
Affected product
Mail Server
CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Published
2006-01-27

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to confidentiality, partial impact to integrity, partial impact to availability.

Its EPSS score of 4.6% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 91% of all scored CVEs.

Check your external exposure to CVE-2006-0447

  • Confirm whether E Post Corporation Mail Server is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2006-0447.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2006-0447

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2006-0447 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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